137161239 has 8 divisors (see below), whose sum is σ = 183029760. Its totient is φ = 91366776.

The previous prime is 137161231. The next prime is 137161243. The reversal of 137161239 is 932161731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137161239 - 2³ = 137161231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137161231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14037 + ... + 21710.

It is an arithmetic number, because the mean of its divisors is an integer number (22878720).

Almost surely, 2^137161239 is an apocalyptic number.

137161239 is a deficient number, since it is larger than the sum of its proper divisors (45868521).

137161239 is a wasteful number, since it uses less digits than its factorization.

137161239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37029.

The product of its digits is 6804, while the sum is 33.

The square root of 137161239 is about 11711.5856740238. The cubic root of 137161239 is about 515.7158349136.

The spelling of 137161239 in words is "one hundred thirty-seven million, one hundred sixty-one thousand, two hundred thirty-nine".