124400331049 has 2 divisors, whose sum is σ = 124400331050. Its totient is φ = 124400331048.

The previous prime is 124400331007. The next prime is 124400331071. The reversal of 124400331049 is 940133004421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124358496025 + 41835024 = 352645^2 + 6468^2 .

It is a cyclic number.

It is not a de Polignac number, because 124400331049 - 2¹³ = 124400322857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124400331049.

It is not a weakly prime, because it can be changed into another prime (124400331089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62200165524 + 62200165525.

It is an arithmetic number, because the mean of its divisors is an integer number (62200165525).

Almost surely, 2^124400331049 is an apocalyptic number.

It is an amenable number.

124400331049 is a deficient number, since it is larger than the sum of its proper divisors (1).

124400331049 is an equidigital number, since it uses as much as digits as its factorization.

124400331049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 124400331049 in words is "one hundred twenty-four billion, four hundred million, three hundred thirty-one thousand, forty-nine".