124997959 has 2 divisors, whose sum is σ = 124997960. Its totient is φ = 124997958.

The previous prime is 124997953. The next prime is 124997989. The reversal of 124997959 is 959799421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124997959 - 2⁵ = 124997927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124997953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62498979 + 62498980.

It is an arithmetic number, because the mean of its divisors is an integer number (62498980).

Almost surely, 2^124997959 is an apocalyptic number.

124997959 is a deficient number, since it is larger than the sum of its proper divisors (1).

124997959 is an equidigital number, since it uses as much as digits as its factorization.

124997959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 55.

The square root of 124997959 is about 11180.2486108315. The cubic root of 124997959 is about 499.9972786519.

The spelling of 124997959 in words is "one hundred twenty-four million, nine hundred ninety-seven thousand, nine hundred fifty-nine".