124434979 has 2 divisors, whose sum is σ = 124434980. Its totient is φ = 124434978.

The previous prime is 124434967. The next prime is 124435057. The reversal of 124434979 is 979434421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124434979 is a prime.

It is not a weakly prime, because it can be changed into another prime (124434379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62217489 + 62217490.

It is an arithmetic number, because the mean of its divisors is an integer number (62217490).

Almost surely, 2^124434979 is an apocalyptic number.

124434979 is a deficient number, since it is larger than the sum of its proper divisors (1).

124434979 is an equidigital number, since it uses as much as digits as its factorization.

124434979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 124434979 is about 11155.0427610117. The cubic root of 124434979 is about 499.2455007010.

The spelling of 124434979 in words is "one hundred twenty-four million, four hundred thirty-four thousand, nine hundred seventy-nine".