137238265 has 8 divisors (see below), whose sum is σ = 165282120. Its totient is φ = 109393152.

The previous prime is 137238251. The next prime is 137238289. The reversal of 137238265 is 562832731.

137238265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14227984 + 123010281 = 3772^2 + 11091^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 137238265 - 2¹¹ = 137236217 is a prime.

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, 48160 + ... + 50929.

It is an arithmetic number, because the mean of its divisors is an integer number (20660265).

Almost surely, 2^137238265 is an apocalyptic number.

It is an amenable number.

137238265 is a deficient number, since it is larger than the sum of its proper divisors (28043855).

137238265 is an equidigital number, since it uses as much as digits as its factorization.

137238265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99371.

The product of its digits is 60480, while the sum is 37.

The square root of 137238265 is about 11714.8736655587. The cubic root of 137238265 is about 515.8123541504.

The spelling of 137238265 in words is "one hundred thirty-seven million, two hundred thirty-eight thousand, two hundred sixty-five".