123132959 has 2 divisors, whose sum is σ = 123132960. Its totient is φ = 123132958.

The previous prime is 123132949. The next prime is 123132967. The reversal of 123132959 is 959231321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123132959 - 2⁸ = 123132703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123132949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61566479 + 61566480.

It is an arithmetic number, because the mean of its divisors is an integer number (61566480).

Almost surely, 2^123132959 is an apocalyptic number.

123132959 is a deficient number, since it is larger than the sum of its proper divisors (1).

123132959 is an equidigital number, since it uses as much as digits as its factorization.

123132959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 35.

The square root of 123132959 is about 11096.5291420336. The cubic root of 123132959 is about 497.4981140135.

The spelling of 123132959 in words is "one hundred twenty-three million, one hundred thirty-two thousand, nine hundred fifty-nine".