1307638004 has 12 divisors (see below), whose sum is σ = 2327152800. Its totient is φ = 642737208.

The previous prime is 1307637967. The next prime is 1307638019. The reversal of 1307638004 is 4008367031.

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, 2770184 + ... + 2770655.

It is an arithmetic number, because the mean of its divisors is an integer number (193929400).

Almost surely, 2^1307638004 is an apocalyptic number.

It is an amenable number.

1307638004 is a deficient number, since it is larger than the sum of its proper divisors (1019514796).

1307638004 is a wasteful number, since it uses less digits than its factorization.

1307638004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540902 (or 5540900 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1307638004 is about 36161.2776876039. The cubic root of 1307638004 is about 1093.5261626560.

The spelling of 1307638004 in words is "one billion, three hundred seven million, six hundred thirty-eight thousand, four".