136473207 has 8 divisors (see below), whose sum is σ = 195961584. Its totient is φ = 83983488.

The previous prime is 136473203. The next prime is 136473209. The reversal of 136473207 is 702374631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136473207 - 2² = 136473203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136473203) 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 7 ways as a sum of consecutive naturals, for example, 1749618 + ... + 1749695.

It is an arithmetic number, because the mean of its divisors is an integer number (24495198).

Almost surely, 2^136473207 is an apocalyptic number.

136473207 is a deficient number, since it is larger than the sum of its proper divisors (59488377).

136473207 is a wasteful number, since it uses less digits than its factorization.

136473207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3499329.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 136473207 is about 11682.1747547278. The cubic root of 136473207 is about 514.8520730134.

The spelling of 136473207 in words is "one hundred thirty-six million, four hundred seventy-three thousand, two hundred seven".