124665923 has 2 divisors, whose sum is σ = 124665924. Its totient is φ = 124665922.

The previous prime is 124665899. The next prime is 124665967. The reversal of 124665923 is 329566421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124665923 - 2¹⁶ = 124600387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (124665223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62332961 + 62332962.

It is an arithmetic number, because the mean of its divisors is an integer number (62332962).

Almost surely, 2^124665923 is an apocalyptic number.

124665923 is a deficient number, since it is larger than the sum of its proper divisors (1).

124665923 is an equidigital number, since it uses as much as digits as its factorization.

124665923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 124665923 is about 11165.3895140295. The cubic root of 124665923 is about 499.5541665833.

The spelling of 124665923 in words is "one hundred twenty-four million, six hundred sixty-five thousand, nine hundred twenty-three".