156364423 has 2 divisors, whose sum is σ = 156364424. Its totient is φ = 156364422.

The previous prime is 156364393. The next prime is 156364451. The reversal of 156364423 is 324463651.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 156364423 - 2²¹ = 154267271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156364123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78182211 + 78182212.

It is an arithmetic number, because the mean of its divisors is an integer number (78182212).

Almost surely, 2^156364423 is an apocalyptic number.

156364423 is a deficient number, since it is larger than the sum of its proper divisors (1).

156364423 is an equidigital number, since it uses as much as digits as its factorization.

156364423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 156364423 is about 12504.5760823788. The cubic root of 156364423 is about 538.7401160971.

The spelling of 156364423 in words is "one hundred fifty-six million, three hundred sixty-four thousand, four hundred twenty-three".