1373601604 has 12 divisors (see below), whose sum is σ = 2404064124. Its totient is φ = 686726144.

The previous prime is 1373601563. The next prime is 1373601613. The reversal of 1373601604 is 4061063731.

It can be written as a sum of positive squares in 2 ways, for example, as 1164856900 + 208744704 = 34130^2 + 14448^2 .

It is a super-2 number, since 2×1373601604² = 3773562733022745632, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 55284 + ... + 76180.

It is an arithmetic number, because the mean of its divisors is an integer number (200338677).

Almost surely, 2^1373601604 is an apocalyptic number.

It is an amenable number.

1373601604 is a deficient number, since it is larger than the sum of its proper divisors (1030462520).

1373601604 is a wasteful number, since it uses less digits than its factorization.

1373601604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37334 (or 37332 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 1373601604 is about 37062.1316710197. The cubic root of 1373601604 is about 1111.6129471312.

The spelling of 1373601604 in words is "one billion, three hundred seventy-three million, six hundred one thousand, six hundred four".