137516623 has 16 divisors (see below), whose sum is σ = 148896000. Its totient is φ = 126584640.

The previous prime is 137516611. The next prime is 137516647. The reversal of 137516623 is 326615731.

It is a cyclic number.

It is not a de Polignac number, because 137516623 - 2⁵ = 137516591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137516663) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 229278 + ... + 229876.

It is an arithmetic number, because the mean of its divisors is an integer number (9306000).

Almost surely, 2^137516623 is an apocalyptic number.

137516623 is a deficient number, since it is larger than the sum of its proper divisors (11379377).

137516623 is a wasteful number, since it uses less digits than its factorization.

137516623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942.

The product of its digits is 22680, while the sum is 34.

The square root of 137516623 is about 11726.7481852387. The cubic root of 137516623 is about 516.1608563959.

It can be divided in two parts, 13751662 and 3, that multiplied together give a triangular number (41254986 = T₉₀₈₃).

The spelling of 137516623 in words is "one hundred thirty-seven million, five hundred sixteen thousand, six hundred twenty-three".