1376891372 has 6 divisors (see below), whose sum is σ = 2409559908. Its totient is φ = 688445684.

The previous prime is 1376891371. The next prime is 1376891393. The reversal of 1376891372 is 2731986731.

It is not an unprimeable number, because it can be changed into a prime (1376891371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172111418 + ... + 172111425.

It is an arithmetic number, because the mean of its divisors is an integer number (401593318).

Almost surely, 2^1376891372 is an apocalyptic number.

It is an amenable number.

1376891372 is a deficient number, since it is larger than the sum of its proper divisors (1032668536).

1376891372 is a wasteful number, since it uses less digits than its factorization.

1376891372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344222847 (or 344222845 counting only the distinct ones).

The product of its digits is 381024, while the sum is 47.

The square root of 1376891372 is about 37106.4869261427. The cubic root of 1376891372 is about 1112.4996751588.

The spelling of 1376891372 in words is "one billion, three hundred seventy-six million, eight hundred ninety-one thousand, three hundred seventy-two".