124044439 has 2 divisors, whose sum is σ = 124044440. Its totient is φ = 124044438.

The previous prime is 124044409. The next prime is 124044443. The reversal of 124044439 is 934440421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124044439 - 2¹⁷ = 123913367 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124044439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124044409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62022219 + 62022220.

It is an arithmetic number, because the mean of its divisors is an integer number (62022220).

Almost surely, 2^124044439 is an apocalyptic number.

124044439 is a deficient number, since it is larger than the sum of its proper divisors (1).

124044439 is an equidigital number, since it uses as much as digits as its factorization.

124044439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 124044439 is about 11137.5239169216. The cubic root of 124044439 is about 498.7226582415.

The spelling of 124044439 in words is "one hundred twenty-four million, forty-four thousand, four hundred thirty-nine".