123133130959 has 2 divisors, whose sum is σ = 123133130960. Its totient is φ = 123133130958.

The previous prime is 123133130941. The next prime is 123133131013. The reversal of 123133130959 is 959031331321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123133130959 - 2⁵ = 123133130927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123133130359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61566565479 + 61566565480.

It is an arithmetic number, because the mean of its divisors is an integer number (61566565480).

Almost surely, 2^123133130959 is an apocalyptic number.

123133130959 is a deficient number, since it is larger than the sum of its proper divisors (1).

123133130959 is an equidigital number, since it uses as much as digits as its factorization.

123133130959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65610, while the sum is 40.

The spelling of 123133130959 in words is "one hundred twenty-three billion, one hundred thirty-three million, one hundred thirty thousand, nine hundred fifty-nine".