137016686 has 4 divisors (see below), whose sum is σ = 205525032. Its totient is φ = 68508342.

The previous prime is 137016679. The next prime is 137016721. The reversal of 137016686 is 686610731.

137016686 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.

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, 34254170 + ... + 34254173.

It is an arithmetic number, because the mean of its divisors is an integer number (51381258).

Almost surely, 2^137016686 is an apocalyptic number.

137016686 is a deficient number, since it is larger than the sum of its proper divisors (68508346).

137016686 is an equidigital number, since it uses as much as digits as its factorization.

137016686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68508345.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 137016686 is about 11705.4126796111. The cubic root of 137016686 is about 515.5346018005.

It can be divided in two parts, 1370166 and 86, that multiplied together give a triangular number (117834276 = T₁₅₃₅₁).

The spelling of 137016686 in words is "one hundred thirty-seven million, sixteen thousand, six hundred eighty-six".