137631634 has 16 divisors (see below), whose sum is σ = 236403648. Its totient is φ = 58869072.

The previous prime is 137631623. The next prime is 137631671. The reversal of 137631634 is 436136731.

It is a self number, because there is not a number n which added to its sum of digits gives 137631634.

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 7 ways as a sum of consecutive naturals, for example, 2077 + ... + 16720.

It is an arithmetic number, because the mean of its divisors is an integer number (14775228).

Almost surely, 2^137631634 is an apocalyptic number.

137631634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

137631634 is a deficient number, since it is larger than the sum of its proper divisors (98772014).

137631634 is a wasteful number, since it uses less digits than its factorization.

137631634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19329.

The product of its digits is 27216, while the sum is 34.

The square root of 137631634 is about 11731.6509494615. The cubic root of 137631634 is about 516.3047120575.

The spelling of 137631634 in words is "one hundred thirty-seven million, six hundred thirty-one thousand, six hundred thirty-four".