137233312 has 12 divisors (see below), whose sum is σ = 270178146. Its totient is φ = 68616640.

The previous prime is 137233303. The next prime is 137233319. The reversal of 137233312 is 213332731.

It can be written as a sum of positive squares in only one way, i.e., 107246736 + 29986576 = 10356^2 + 5476^2 .

It is not an unprimeable number, because it can be changed into a prime (137233319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2144239 + ... + 2144302.

Almost surely, 2^137233312 is an apocalyptic number.

It is an amenable number.

137233312 is a deficient number, since it is larger than the sum of its proper divisors (132944834).

137233312 is an equidigital number, since it uses as much as digits as its factorization.

137233312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288551 (or 4288543 counting only the distinct ones).

The product of its digits is 2268, while the sum is 25.

The square root of 137233312 is about 11714.6622657249. The cubic root of 137233312 is about 515.8061487642.

The spelling of 137233312 in words is "one hundred thirty-seven million, two hundred thirty-three thousand, three hundred twelve".