1373475087 has 6 divisors (see below), whose sum is σ = 1983908472. Its totient is φ = 915650052.

The previous prime is 1373475023. The next prime is 1373475091. The reversal of 1373475087 is 7805743731.

1373475087 is a `hidden beast` number, since 137 + 3 + 4 + 7 + 508 + 7 = 666.

It is not a de Polignac number, because 1373475087 - 2⁶ = 1373475023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373475007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76304163 + ... + 76304180.

It is an arithmetic number, because the mean of its divisors is an integer number (330651412).

Almost surely, 2^1373475087 is an apocalyptic number.

1373475087 is a deficient number, since it is larger than the sum of its proper divisors (610433385).

1373475087 is a wasteful number, since it uses less digits than its factorization.

1373475087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152608349 (or 152608346 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The square root of 1373475087 is about 37060.4248086824. The cubic root of 1373475087 is about 1111.5788173289.

The spelling of 1373475087 in words is "one billion, three hundred seventy-three million, four hundred seventy-five thousand, eighty-seven".