136502973 has 12 divisors (see below), whose sum is σ = 207548640. Its totient is φ = 86212296.

The previous prime is 136502963. The next prime is 136503023. The reversal of 136502973 is 379205631.

136502973 is a `hidden beast` number, since 1 + 365 + 0 + 297 + 3 = 666.

It is not a de Polignac number, because 136502973 - 2⁶ = 136502909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136502963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398961 + ... + 399302.

It is an arithmetic number, because the mean of its divisors is an integer number (17295720).

Almost surely, 2^136502973 is an apocalyptic number.

It is an amenable number.

136502973 is a deficient number, since it is larger than the sum of its proper divisors (71045667).

136502973 is a wasteful number, since it uses less digits than its factorization.

136502973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798288 (or 798285 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 136502973 is about 11683.4486775096. The cubic root of 136502973 is about 514.8895015390.

The spelling of 136502973 in words is "one hundred thirty-six million, five hundred two thousand, nine hundred seventy-three".