124480988809 has 2 divisors, whose sum is σ = 124480988810. Its totient is φ = 124480988808.

The previous prime is 124480988783. The next prime is 124480988851. The reversal of 124480988809 is 908889084421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110449875600 + 14031113209 = 332340^2 + 118453^2 .

It is a cyclic number.

It is not a de Polignac number, because 124480988809 - 2¹¹ = 124480986761 is a prime.

It is not a weakly prime, because it can be changed into another prime (124480988209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62240494404 + 62240494405.

It is an arithmetic number, because the mean of its divisors is an integer number (62240494405).

Almost surely, 2^124480988809 is an apocalyptic number.

It is an amenable number.

124480988809 is a deficient number, since it is larger than the sum of its proper divisors (1).

124480988809 is an equidigital number, since it uses as much as digits as its factorization.

124480988809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10616832, while the sum is 61.

The spelling of 124480988809 in words is "one hundred twenty-four billion, four hundred eighty million, nine hundred eighty-eight thousand, eight hundred nine".