1372747512 has 64 divisors (see below), whose sum is σ = 3513196800. Its totient is φ = 446862080.

The previous prime is 1372747507. The next prime is 1372747517. The reversal of 1372747512 is 2157472731.

It is an interprime number because it is at equal distance from previous prime (1372747507) and next prime (1372747517).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372747517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178564 + ... + 186092.

It is an arithmetic number, because the mean of its divisors is an integer number (54893700).

Almost surely, 2^1372747512 is an apocalyptic number.

1372747512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1372747512 is an abundant number, since it is smaller than the sum of its proper divisors (2140449288).

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

1372747512 is a wasteful number, since it uses less digits than its factorization.

1372747512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7716 (or 7712 counting only the distinct ones).

The product of its digits is 82320, while the sum is 39.

The square root of 1372747512 is about 37050.6074444131. The cubic root of 1372747512 is about 1111.3825026873.

The spelling of 1372747512 in words is "one billion, three hundred seventy-two million, seven hundred forty-seven thousand, five hundred twelve".