1372773144 has 16 divisors (see below), whose sum is σ = 3431932920. Its totient is φ = 457591040.

The previous prime is 1372773107. The next prime is 1372773169. The reversal of 1372773144 is 4413772731.

It is a happy number.

It is a super-2 number, since 2×1372773144² = 3769012209775289472, which contains 22 as substring.

It is a congruent number.

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, 28599417 + ... + 28599464.

Almost surely, 2^1372773144 is an apocalyptic number.

It is an amenable number.

1372773144 is an abundant number, since it is smaller than the sum of its proper divisors (2059159776).

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

1372773144 is a wasteful number, since it uses less digits than its factorization.

1372773144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57198890 (or 57198886 counting only the distinct ones).

The product of its digits is 98784, while the sum is 39.

The square root of 1372773144 is about 37050.9533480584. The cubic root of 1372773144 is about 1111.3894199047.

The spelling of 1372773144 in words is "one billion, three hundred seventy-two million, seven hundred seventy-three thousand, one hundred forty-four".