13604492373 has 4 divisors (see below), whose sum is σ = 18139323168. Its totient is φ = 9069661580.

The previous prime is 13604492353. The next prime is 13604492411. The reversal of 13604492373 is 37329440631.

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.

It is a cyclic number.

It is not a de Polignac number, because 13604492373 - 2¹⁷ = 13604361301 is a prime.

It is a super-2 number, since 2×13604492373² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13604492303) 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, 2267415393 + ... + 2267415398.

It is an arithmetic number, because the mean of its divisors is an integer number (4534830792).

Almost surely, 2^13604492373 is an apocalyptic number.

It is an amenable number.

13604492373 is a deficient number, since it is larger than the sum of its proper divisors (4534830795).

13604492373 is an equidigital number, since it uses as much as digits as its factorization.

13604492373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534830794.

The product of its (nonzero) digits is 326592, while the sum is 42.

The spelling of 13604492373 in words is "thirteen billion, six hundred four million, four hundred ninety-two thousand, three hundred seventy-three".