136115423 has 2 divisors, whose sum is σ = 136115424. Its totient is φ = 136115422.

The previous prime is 136115383. The next prime is 136115429. The reversal of 136115423 is 324511631.

It is a strong prime.

It is an emirp because it is prime and its reverse (324511631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136115423 - 2²⁶ = 69006559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136115392 and 136115401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136115429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68057711 + 68057712.

It is an arithmetic number, because the mean of its divisors is an integer number (68057712).

Almost surely, 2^136115423 is an apocalyptic number.

136115423 is a deficient number, since it is larger than the sum of its proper divisors (1).

136115423 is an equidigital number, since it uses as much as digits as its factorization.

136115423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 136115423 is about 11666.8514604412. The cubic root of 136115423 is about 514.4017598543.

The spelling of 136115423 in words is "one hundred thirty-six million, one hundred fifteen thousand, four hundred twenty-three".