136324407 has 4 divisors (see below), whose sum is σ = 181765880. Its totient is φ = 90882936.

The previous prime is 136324399. The next prime is 136324417. The reversal of 136324407 is 704423631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 704423631 = 3 ⋅234807877.

It is not a de Polignac number, because 136324407 - 2³ = 136324399 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 (136324417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22720732 + ... + 22720737.

It is an arithmetic number, because the mean of its divisors is an integer number (45441470).

Almost surely, 2^136324407 is an apocalyptic number.

136324407 is a deficient number, since it is larger than the sum of its proper divisors (45441473).

136324407 is an equidigital number, since it uses as much as digits as its factorization.

136324407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45441472.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 136324407 is about 11675.8043406011. The cubic root of 136324407 is about 514.6648864580.

The spelling of 136324407 in words is "one hundred thirty-six million, three hundred twenty-four thousand, four hundred seven".