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13135361 = 531391783
BaseRepresentation
bin110010000110…
…111000000001
3220201100022212
4302012320001
511330312421
61145311505
7216435341
oct62067001
926640285
1013135361
117461878
124495595
13294ba05
141a5cd21
151246e5b
hexc86e01

13135361 has 8 divisors (see below), whose sum is σ = 13487040. Its totient is φ = 12787632.

The previous prime is 13135321. The next prime is 13135379. The reversal of 13135361 is 16353131.

It is a happy number.

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 13135361 - 222 = 8941057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13135301) 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, 6476 + ... + 8258.

It is an arithmetic number, because the mean of its divisors is an integer number (1685880).

Almost surely, 213135361 is an apocalyptic number.

It is an amenable number.

13135361 is a deficient number, since it is larger than the sum of its proper divisors (351679).

13135361 is a wasteful number, since it uses less digits than its factorization.

13135361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975.

The product of its digits is 810, while the sum is 23.

The square root of 13135361 is about 3624.2738583060. The cubic root of 13135361 is about 235.9467525661.

Adding to 13135361 its reverse (16353131), we get a palindrome (29488492).

The spelling of 13135361 in words is "thirteen million, one hundred thirty-five thousand, three hundred sixty-one".

Divisors: 1 53 139 1783 7367 94499 247837 13135361