1137464944 has 80 divisors (see below), whose sum is σ = 2892314880. Its totient is φ = 419834880.

The previous prime is 1137464921. The next prime is 1137464981. The reversal of 1137464944 is 4494647311.

It is a self number, because there is not a number n which added to its sum of digits gives 1137464944.

It is a congruent number.

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, 889 + ... + 47704.

It is an arithmetic number, because the mean of its divisors is an integer number (36153936).

Almost surely, 2^1137464944 is an apocalyptic number.

1137464944 is a gapful number since it is divisible by the number (14) 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 1137464944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1446157440).

1137464944 is an abundant number, since it is smaller than the sum of its proper divisors (1754849936).

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

1137464944 is a wasteful number, since it uses less digits than its factorization.

1137464944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48638 (or 48632 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 1137464944 is about 33726.3241993550. The cubic root of 1137464944 is about 1043.8690156324.

The spelling of 1137464944 in words is "one billion, one hundred thirty-seven million, four hundred sixty-four thousand, nine hundred forty-four".