124416979 has 2 divisors, whose sum is σ = 124416980. Its totient is φ = 124416978.

The previous prime is 124416907. The next prime is 124417049. The reversal of 124416979 is 979614421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124416979 is a prime.

It is not a weakly prime, because it can be changed into another prime (124416179) 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, 62208489 + 62208490.

It is an arithmetic number, because the mean of its divisors is an integer number (62208490).

Almost surely, 2^124416979 is an apocalyptic number.

124416979 is a deficient number, since it is larger than the sum of its proper divisors (1).

124416979 is an equidigital number, since it uses as much as digits as its factorization.

124416979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 43.

The square root of 124416979 is about 11154.2359218370. The cubic root of 124416979 is about 499.2214269439.

The spelling of 124416979 in words is "one hundred twenty-four million, four hundred sixteen thousand, nine hundred seventy-nine".