137331330 has 16 divisors (see below), whose sum is σ = 329595264. Its totient is φ = 36621680.

The previous prime is 137331317. The next prime is 137331331. The reversal of 137331330 is 33133731.

It is a self number, because there is not a number n which added to its sum of digits gives 137331330.

It is not an unprimeable number, because it can be changed into a prime (137331331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2288826 + ... + 2288885.

It is an arithmetic number, because the mean of its divisors is an integer number (20599704).

Almost surely, 2^137331330 is an apocalyptic number.

137331330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137331330 is an abundant number, since it is smaller than the sum of its proper divisors (192263934).

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

137331330 is a wasteful number, since it uses less digits than its factorization.

137331330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577721.

The product of its (nonzero) digits is 1701, while the sum is 24.

The square root of 137331330 is about 11718.8450796143. The cubic root of 137331330 is about 515.9289232668.

The spelling of 137331330 in words is "one hundred thirty-seven million, three hundred thirty-one thousand, three hundred thirty".