13597165963 has 4 divisors (see below), whose sum is σ = 13597900128. Its totient is φ = 13596431800.

The previous prime is 13597165961. The next prime is 13597165979. The reversal of 13597165963 is 36956179531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13597165963 - 2¹ = 13597165961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13597165961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338563 + ... + 376588.

It is an arithmetic number, because the mean of its divisors is an integer number (3399475032).

Almost surely, 2^13597165963 is an apocalyptic number.

13597165963 is a deficient number, since it is larger than the sum of its proper divisors (734165).

13597165963 is an equidigital number, since it uses as much as digits as its factorization.

13597165963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734164.

The product of its digits is 4592700, while the sum is 55.

The spelling of 13597165963 in words is "thirteen billion, five hundred ninety-seven million, one hundred sixty-five thousand, nine hundred sixty-three".