1373313672 has 48 divisors (see below), whose sum is σ = 3753535500. Its totient is φ = 453568896.

The previous prime is 1373313659. The next prime is 1373313707. The reversal of 1373313672 is 2763133731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1257837156 + 115476516 = 35466^2 + 10746^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79647 + ... + 95342.

Almost surely, 2^1373313672 is an apocalyptic number.

1373313672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1373313672 is an abundant number, since it is smaller than the sum of its proper divisors (2380221828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1373313672 is a wasteful number, since it uses less digits than its factorization.

1373313672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175110 (or 175103 counting only the distinct ones).

The product of its digits is 47628, while the sum is 36.

The square root of 1373313672 is about 37058.2470173644. The cubic root of 1373313672 is about 1111.5352702403.

The spelling of 1373313672 in words is "one billion, three hundred seventy-three million, three hundred thirteen thousand, six hundred seventy-two".