124403249 has 2 divisors, whose sum is σ = 124403250. Its totient is φ = 124403248.

The previous prime is 124403239. The next prime is 124403273. The reversal of 124403249 is 942304421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109348849 + 15054400 = 10457^2 + 3880^2 .

It is a cyclic number.

It is not a de Polignac number, because 124403249 - 2¹⁶ = 124337713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (124403239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62201624 + 62201625.

It is an arithmetic number, because the mean of its divisors is an integer number (62201625).

Almost surely, 2^124403249 is an apocalyptic number.

It is an amenable number.

124403249 is a deficient number, since it is larger than the sum of its proper divisors (1).

124403249 is an equidigital number, since it uses as much as digits as its factorization.

124403249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 124403249 is about 11153.6204436048. The cubic root of 124403249 is about 499.2030624560.

The spelling of 124403249 in words is "one hundred twenty-four million, four hundred three thousand, two hundred forty-nine".