136075407 has 16 divisors (see below), whose sum is σ = 195672960. Its totient is φ = 83617632.

The previous prime is 136075403. The next prime is 136075421. The reversal of 136075407 is 704570631.

It is not a de Polignac number, because 136075407 - 2² = 136075403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136075403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30144 + ... + 34362.

It is an arithmetic number, because the mean of its divisors is an integer number (12229560).

Almost surely, 2^136075407 is an apocalyptic number.

136075407 is a deficient number, since it is larger than the sum of its proper divisors (59597553).

136075407 is a wasteful number, since it uses less digits than its factorization.

136075407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5062.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 136075407 is about 11665.1363901156. The cubic root of 136075407 is about 514.3513459780.

It can be divided in two parts, 1360 and 75407, that added together give a palindrome (76767).

The spelling of 136075407 in words is "one hundred thirty-six million, seventy-five thousand, four hundred seven".