1372671812 has 12 divisors (see below), whose sum is σ = 2411747856. Its totient is φ = 683601000.

The previous prime is 1372671799. The next prime is 1372671821. The reversal of 1372671812 is 2181762731.

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, 682598 + ... + 684605.

It is an arithmetic number, because the mean of its divisors is an integer number (200978988).

Almost surely, 2^1372671812 is an apocalyptic number.

It is an amenable number.

1372671812 is a deficient number, since it is larger than the sum of its proper divisors (1039076044).

1372671812 is a wasteful number, since it uses less digits than its factorization.

1372671812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367458 (or 1367456 counting only the distinct ones).

The product of its digits is 28224, while the sum is 38.

The square root of 1372671812 is about 37049.5858546354. The cubic root of 1372671812 is about 1111.3620732927.

The spelling of 1372671812 in words is "one billion, three hundred seventy-two million, six hundred seventy-one thousand, eight hundred twelve".