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11125041232513 = 133127605561371
BaseRepresentation
bin1010000111100100000000…
…1000010111101010000001
31110101112200020210102202011
42201321000020113222001
52424233041023420023
635354435015052521
72225520615133525
oct241710010275201
943345606712664
1011125041232513
1135aa11582369a
1212b8135971141
13629118b75830
142a6652233d85
151445c400d50d
hexa1e40217a81

11125041232513 has 8 divisors (see below), whose sum is σ = 12367291494656. Its totient is φ = 9938002093200.

The previous prime is 11125041232489. The next prime is 11125041232531. The reversal of 11125041232513 is 31523214052111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11125041232513 - 29 = 11125041232001 is a prime.

It is a super-2 number, since 2×111250412325132 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11125041232313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13802780283 + ... + 13802781088.

It is an arithmetic number, because the mean of its divisors is an integer number (1545911436832).

Almost surely, 211125041232513 is an apocalyptic number.

11125041232513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11125041232513 is a deficient number, since it is larger than the sum of its proper divisors (1242250262143).

11125041232513 is a wasteful number, since it uses less digits than its factorization.

11125041232513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27605561415.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11125041232513 its reverse (31523214052111), we get a palindrome (42648255284624).

The spelling of 11125041232513 in words is "eleven trillion, one hundred twenty-five billion, forty-one million, two hundred thirty-two thousand, five hundred thirteen".

Divisors: 1 13 31 403 27605561371 358872297823 855772402501 11125041232513