124289149273 has 2 divisors, whose sum is σ = 124289149274. Its totient is φ = 124289149272.

The previous prime is 124289149267. The next prime is 124289149277. The reversal of 124289149273 is 372941982421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108970631449 + 15318517824 = 330107^2 + 123768^2 .

It is a cyclic number.

It is not a de Polignac number, because 124289149273 - 2⁵ = 124289149241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124289149273.

It is not a weakly prime, because it can be changed into another prime (124289149277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62144574636 + 62144574637.

It is an arithmetic number, because the mean of its divisors is an integer number (62144574637).

Almost surely, 2^124289149273 is an apocalyptic number.

It is an amenable number.

124289149273 is a deficient number, since it is larger than the sum of its proper divisors (1).

124289149273 is an equidigital number, since it uses as much as digits as its factorization.

124289149273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 52.

The spelling of 124289149273 in words is "one hundred twenty-four billion, two hundred eighty-nine million, one hundred forty-nine thousand, two hundred seventy-three".