124480988209 has 2 divisors, whose sum is σ = 124480988210. Its totient is φ = 124480988208.

The previous prime is 124480988179. The next prime is 124480988273. The reversal of 124480988209 is 902889084421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95842872225 + 28638115984 = 309585^2 + 169228^2 .

It is a cyclic number.

It is not a de Polignac number, because 124480988209 - 2¹³ = 124480980017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124480988209.

It is not a weakly prime, because it can be changed into another prime (124480988299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62240494104 + 62240494105.

It is an arithmetic number, because the mean of its divisors is an integer number (62240494105).

Almost surely, 2^124480988209 is an apocalyptic number.

It is an amenable number.

124480988209 is a deficient number, since it is larger than the sum of its proper divisors (1).

124480988209 is an equidigital number, since it uses as much as digits as its factorization.

124480988209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2654208, while the sum is 55.

The spelling of 124480988209 in words is "one hundred twenty-four billion, four hundred eighty million, nine hundred eighty-eight thousand, two hundred nine".