1372211712 has 160 divisors (see below), whose sum is σ = 4301510400. Its totient is φ = 430424064.

The previous prime is 1372211699. The next prime is 1372211833. The reversal of 1372211712 is 2171122731.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232089 + ... + 237927.

It is an arithmetic number, because the mean of its divisors is an integer number (26884440).

Almost surely, 2^1372211712 is an apocalyptic number.

1372211712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1372211712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2150755200).

1372211712 is an abundant number, since it is smaller than the sum of its proper divisors (2929298688).

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

1372211712 is an equidigital number, since it uses as much as digits as its factorization.

1372211712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5883 (or 5861 counting only the distinct ones).

The product of its digits is 1176, while the sum is 27.

The square root of 1372211712 is about 37043.3760880404. The cubic root of 1372211712 is about 1111.2378885149.

The spelling of 1372211712 in words is "one billion, three hundred seventy-two million, two hundred eleven thousand, seven hundred twelve".