13204232497 has 4 divisors (see below), whose sum is σ = 13216204800. Its totient is φ = 13192260196.

The previous prime is 13204232477. The next prime is 13204232501. The reversal of 13204232497 is 79423240231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79423240231 = 57097 ⋅1391023.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13204232497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13204232467) 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 3 ways as a sum of consecutive naturals, for example, 5984497 + ... + 5986702.

It is an arithmetic number, because the mean of its divisors is an integer number (3304051200).

Almost surely, 2^13204232497 is an apocalyptic number.

It is an amenable number.

13204232497 is a deficient number, since it is larger than the sum of its proper divisors (11972303).

13204232497 is a wasteful number, since it uses less digits than its factorization.

13204232497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11972302.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 13204232497 in words is "thirteen billion, two hundred four million, two hundred thirty-two thousand, four hundred ninety-seven".