137243934 has 12 divisors (see below), whose sum is σ = 297361896. Its totient is φ = 45747972.

The previous prime is 137243893. The next prime is 137243987. The reversal of 137243934 is 439342731.

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 5 ways as a sum of consecutive naturals, for example, 3812314 + ... + 3812349.

It is an arithmetic number, because the mean of its divisors is an integer number (24780158).

Almost surely, 2^137243934 is an apocalyptic number.

137243934 is an abundant number, since it is smaller than the sum of its proper divisors (160117962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137243934 is a wasteful number, since it uses less digits than its factorization.

137243934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7624671 (or 7624668 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 137243934 is about 11715.1156204282. The cubic root of 137243934 is about 515.8194563970.

The spelling of 137243934 in words is "one hundred thirty-seven million, two hundred forty-three thousand, nine hundred thirty-four".