137831542 has 8 divisors (see below), whose sum is σ = 211146336. Its totient is φ = 67449432.

The previous prime is 137831531. The next prime is 137831587. The reversal of 137831542 is 245138731.

137831542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 137831498 and 137831507.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 733053 + ... + 733240.

It is an arithmetic number, because the mean of its divisors is an integer number (26393292).

Almost surely, 2^137831542 is an apocalyptic number.

137831542 is a deficient number, since it is larger than the sum of its proper divisors (73314794).

137831542 is a wasteful number, since it uses less digits than its factorization.

137831542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466342.

The product of its digits is 20160, while the sum is 34.

The square root of 137831542 is about 11740.1678863635. The cubic root of 137831542 is about 516.5545662217.

The spelling of 137831542 in words is "one hundred thirty-seven million, eight hundred thirty-one thousand, five hundred forty-two".