13056617 has 8 divisors (see below), whose sum is σ = 15570816. Its totient is φ = 10704672.

The previous prime is 13056607. The next prime is 13056619. The reversal of 13056617 is 71665031.

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 13056617 - 2⁴ = 13056601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13056617.

It is not an unprimeable number, because it can be changed into a prime (13056619) by changing a digit.

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, 40388 + ... + 40709.

It is an arithmetic number, because the mean of its divisors is an integer number (1946352).

Almost surely, 2^13056617 is an apocalyptic number.

It is an amenable number.

13056617 is a deficient number, since it is larger than the sum of its proper divisors (2514199).

13056617 is an equidigital number, since it uses as much as digits as its factorization.

13056617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81127.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 13056617 is about 3613.3941108050. The cubic root of 13056617 is about 235.4743219043.

The spelling of 13056617 in words is "thirteen million, fifty-six thousand, six hundred seventeen".