623153159 has 2 divisors, whose sum is σ = 623153160. Its totient is φ = 623153158.

The previous prime is 623153147. The next prime is 623153243. The reversal of 623153159 is 951351326.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 623153159 - 2⁴ = 623153143 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623153359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311576579 + 311576580.

It is an arithmetic number, because the mean of its divisors is an integer number (311576580).

Almost surely, 2^623153159 is an apocalyptic number.

623153159 is a deficient number, since it is larger than the sum of its proper divisors (1).

623153159 is an equidigital number, since it uses as much as digits as its factorization.

623153159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 35.

The square root of 623153159 is about 24963.0358530368. The cubic root of 623153159 is about 854.1449948238.

The spelling of 623153159 in words is "six hundred twenty-three million, one hundred fifty-three thousand, one hundred fifty-nine".