13040113404 has 12 divisors (see below), whose sum is σ = 30426931304. Its totient is φ = 4346704464.

The previous prime is 13040113369. The next prime is 13040113439. The reversal of 13040113404 is 40431104031.

It is an interprime number because it is at equal distance from previous prime (13040113369) and next prime (13040113439).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 543338047 + ... + 543338070.

Almost surely, 2^13040113404 is an apocalyptic number.

It is an amenable number.

13040113404 is an abundant number, since it is smaller than the sum of its proper divisors (17386817900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13040113404 is a wasteful number, since it uses less digits than its factorization.

13040113404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086676124 (or 1086676122 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13040113404 its reverse (40431104031), we get a palindrome (53471217435).

The spelling of 13040113404 in words is "thirteen billion, forty million, one hundred thirteen thousand, four hundred four".