124158749317 has 2 divisors, whose sum is σ = 124158749318. Its totient is φ = 124158749316.

The previous prime is 124158749189. The next prime is 124158749327. The reversal of 124158749317 is 713947851421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97472586436 + 26686162881 = 312206^2 + 163359^2 .

It is a cyclic number.

It is not a de Polignac number, because 124158749317 - 2⁷ = 124158749189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124158749327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62079374658 + 62079374659.

It is an arithmetic number, because the mean of its divisors is an integer number (62079374659).

Almost surely, 2^124158749317 is an apocalyptic number.

It is an amenable number.

124158749317 is a deficient number, since it is larger than the sum of its proper divisors (1).

124158749317 is an equidigital number, since it uses as much as digits as its factorization.

124158749317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 52.

The spelling of 124158749317 in words is "one hundred twenty-four billion, one hundred fifty-eight million, seven hundred forty-nine thousand, three hundred seventeen".