13065636 has 24 divisors (see below), whose sum is σ = 31196704. Its totient is φ = 4253760.

The previous prime is 13065629. The next prime is 13065643. The reversal of 13065636 is 63656031.

It is an interprime number because it is at equal distance from previous prime (13065629) and next prime (13065643).

It is a super-3 number, since 3×13065636³ (a number of 22 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12145 + ... + 13176.

Almost surely, 2^13065636 is an apocalyptic number.

It is an amenable number.

13065636 is an abundant number, since it is smaller than the sum of its proper divisors (18131068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13065636 is a wasteful number, since it uses less digits than its factorization.

13065636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25371 (or 25369 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 13065636 is about 3614.6418909762. The cubic root of 13065636 is about 235.5285282401.

The spelling of 13065636 in words is "thirteen million, sixty-five thousand, six hundred thirty-six".