137357072 has 10 divisors (see below), whose sum is σ = 266129358. Its totient is φ = 68678528.

The previous prime is 137357069. The next prime is 137357083. The reversal of 137357072 is 270753731.

It can be written as a sum of positive squares in only one way, i.e., 137264656 + 92416 = 11716^2 + 304^2 .

It is a super-3 number, since 3×137357072³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4292393 + ... + 4292424.

Almost surely, 2^137357072 is an apocalyptic number.

It is an amenable number.

137357072 is a deficient number, since it is larger than the sum of its proper divisors (128772286).

137357072 is an equidigital number, since it uses as much as digits as its factorization.

137357072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8584825 (or 8584819 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 35.

The square root of 137357072 is about 11719.9433445730. The cubic root of 137357072 is about 515.9611572628.

The spelling of 137357072 in words is "one hundred thirty-seven million, three hundred fifty-seven thousand, seventy-two".