137677252 has 12 divisors (see below), whose sum is σ = 245481516. Its totient is φ = 67539680.

The previous prime is 137677247. The next prime is 137677273. The reversal of 137677252 is 252776731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36554116 + 101123136 = 6046^2 + 10056^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324499 + ... + 324922.

It is an arithmetic number, because the mean of its divisors is an integer number (20456793).

Almost surely, 2^137677252 is an apocalyptic number.

It is an amenable number.

137677252 is a deficient number, since it is larger than the sum of its proper divisors (107804264).

137677252 is a wasteful number, since it uses less digits than its factorization.

137677252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649478 (or 649476 counting only the distinct ones).

The product of its digits is 123480, while the sum is 40.

The square root of 137677252 is about 11733.5950160213. The cubic root of 137677252 is about 516.3617488156.

The spelling of 137677252 in words is "one hundred thirty-seven million, six hundred seventy-seven thousand, two hundred fifty-two".