136315423 has 2 divisors, whose sum is σ = 136315424. Its totient is φ = 136315422.

The previous prime is 136315391. The next prime is 136315427. The reversal of 136315423 is 324513631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136315423 - 2⁵ = 136315391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136315391 and 136315400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136315427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68157711 + 68157712.

It is an arithmetic number, because the mean of its divisors is an integer number (68157712).

Almost surely, 2^136315423 is an apocalyptic number.

136315423 is a deficient number, since it is larger than the sum of its proper divisors (1).

136315423 is an equidigital number, since it uses as much as digits as its factorization.

136315423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 28.

The square root of 136315423 is about 11675.4196070206. The cubic root of 136315423 is about 514.6535804588.

The spelling of 136315423 in words is "one hundred thirty-six million, three hundred fifteen thousand, four hundred twenty-three".