1375794974 has 16 divisors (see below), whose sum is σ = 2164929120. Its totient is φ = 654820320.

The previous prime is 1375794961. The next prime is 1375794983. The reversal of 1375794974 is 4794975731.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162929 + ... + 171164.

It is an arithmetic number, because the mean of its divisors is an integer number (135308070).

Almost surely, 2^1375794974 is an apocalyptic number.

1375794974 is a deficient number, since it is larger than the sum of its proper divisors (789134146).

1375794974 is a wasteful number, since it uses less digits than its factorization.

1375794974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334195.

The product of its digits is 6667920, while the sum is 56.

The square root of 1375794974 is about 37091.7103137615. The cubic root of 1375794974 is about 1112.2043077969.

The spelling of 1375794974 in words is "one billion, three hundred seventy-five million, seven hundred ninety-four thousand, nine hundred seventy-four".