13031165404 has 6 divisors (see below), whose sum is σ = 22804539464. Its totient is φ = 6515582700.

The previous prime is 13031165393. The next prime is 13031165417. The reversal of 13031165404 is 40456113031.

It is a super-2 number, since 2×13031165404² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1628895672 + ... + 1628895679.

Almost surely, 2^13031165404 is an apocalyptic number.

It is an amenable number.

13031165404 is a deficient number, since it is larger than the sum of its proper divisors (9773374060).

13031165404 is a wasteful number, since it uses less digits than its factorization.

13031165404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257791355 (or 3257791353 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 13031165404 its reverse (40456113031), we get a palindrome (53487278435).

The spelling of 13031165404 in words is "thirteen billion, thirty-one million, one hundred sixty-five thousand, four hundred four".