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1123414141 = 5637512657
BaseRepresentation
bin100001011110101…
…1111000001111101
32220021220100111011
41002331133001331
54300043223031
6303250355221
736560601613
oct10275370175
92807810434
101123414141
11527157743
1227428bb11
1314b98b0c5
14a92b56b3
156895d6b1
hex42f5f07d

1123414141 has 8 divisors (see below), whose sum is σ = 1127332224. Its totient is φ = 1119504000.

The previous prime is 1123414057. The next prime is 1123414153. The reversal of 1123414141 is 1414143211.

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 1123414141 - 225 = 1089859709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123414241) 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, 421485 + ... + 424141.

It is an arithmetic number, because the mean of its divisors is an integer number (140916528).

Almost surely, 21123414141 is an apocalyptic number.

It is an amenable number.

1123414141 is a deficient number, since it is larger than the sum of its proper divisors (3918083).

1123414141 is an equidigital number, since it uses as much as digits as its factorization.

1123414141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971.

The product of its digits is 384, while the sum is 22.

The square root of 1123414141 is about 33517.3707351874. The cubic root of 1123414141 is about 1039.5529825063.

Adding to 1123414141 its reverse (1414143211), we get a palindrome (2537557352).

The spelling of 1123414141 in words is "one billion, one hundred twenty-three million, four hundred fourteen thousand, one hundred forty-one".

Divisors: 1 563 751 2657 422813 1495891 1995407 1123414141