137240552 has 16 divisors (see below), whose sum is σ = 257452800. Its totient is φ = 68586480.

The previous prime is 137240513. The next prime is 137240569. The reversal of 137240552 is 255042731.

It is a happy number.

137240552 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×137240552² = 37669938226529408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24599 + ... + 29657.

It is an arithmetic number, because the mean of its divisors is an integer number (16090800).

Almost surely, 2^137240552 is an apocalyptic number.

It is an amenable number.

137240552 is a deficient number, since it is larger than the sum of its proper divisors (120212248).

137240552 is a wasteful number, since it uses less digits than its factorization.

137240552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8456 (or 8452 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 137240552 is about 11714.9712761065. The cubic root of 137240552 is about 515.8152193773.

The spelling of 137240552 in words is "one hundred thirty-seven million, two hundred forty thousand, five hundred fifty-two".