137742926 has 4 divisors (see below), whose sum is σ = 206614392. Its totient is φ = 68871462.

The previous prime is 137742907. The next prime is 137742961. The reversal of 137742926 is 629247731.

137742926 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×137742926² = 37946227326082952, which contains 22 as substring.

It is a Curzon number.

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 as a sum of consecutive naturals, namely, 34435730 + ... + 34435733.

It is an arithmetic number, because the mean of its divisors is an integer number (51653598).

Almost surely, 2^137742926 is an apocalyptic number.

137742926 is a deficient number, since it is larger than the sum of its proper divisors (68871466).

137742926 is an equidigital number, since it uses as much as digits as its factorization.

137742926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68871465.

The product of its digits is 127008, while the sum is 41.

The square root of 137742926 is about 11736.3932279044. The cubic root of 137742926 is about 516.4438397211.

The spelling of 137742926 in words is "one hundred thirty-seven million, seven hundred forty-two thousand, nine hundred twenty-six".