137475694 has 4 divisors (see below), whose sum is σ = 206213544. Its totient is φ = 68737846.

The previous prime is 137475677. The next prime is 137475727. The reversal of 137475694 is 496574731.

137475694 is digitally balanced in base 2, 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, and also an emirpimes, since its reverse is a distinct semiprime: 496574731 = 1657 ⋅299683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34368922 + ... + 34368925.

It is an arithmetic number, because the mean of its divisors is an integer number (51553386).

Almost surely, 2^137475694 is an apocalyptic number.

137475694 is a deficient number, since it is larger than the sum of its proper divisors (68737850).

137475694 is an equidigital number, since it uses as much as digits as its factorization.

137475694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68737849.

The product of its digits is 635040, while the sum is 46.

The square root of 137475694 is about 11725.0029424303. The cubic root of 137475694 is about 516.1096430869.

The spelling of 137475694 in words is "one hundred thirty-seven million, four hundred seventy-five thousand, six hundred ninety-four".