1137720332 has 24 divisors (see below), whose sum is σ = 2287241376. Its totient is φ = 485065728.

The previous prime is 1137720329. The next prime is 1137720349. The reversal of 1137720332 is 2330277311.

It is a junction number, because it is equal to n+sod(n) for n = 1137720295 and 1137720304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99863 + ... + 110670.

It is an arithmetic number, because the mean of its divisors is an integer number (95301724).

Almost surely, 2^1137720332 is an apocalyptic number.

It is an amenable number.

1137720332 is an abundant number, since it is smaller than the sum of its proper divisors (1149521044).

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

1137720332 is a wasteful number, since it uses less digits than its factorization.

1137720332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210737 (or 210735 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 1137720332 is about 33730.1101688091. The cubic root of 1137720332 is about 1043.9471342803.

Adding to 1137720332 its reverse (2330277311), we get a palindrome (3467997643).

The spelling of 1137720332 in words is "one billion, one hundred thirty-seven million, seven hundred twenty thousand, three hundred thirty-two".