124775441249 has 2 divisors, whose sum is σ = 124775441250. Its totient is φ = 124775441248.

The previous prime is 124775441243. The next prime is 124775441269. The reversal of 124775441249 is 942144577421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124591350625 + 184090624 = 352975^2 + 13568^2 .

It is a cyclic number.

It is not a de Polignac number, because 124775441249 - 2¹⁶ = 124775375713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124775441197 and 124775441206.

It is not a weakly prime, because it can be changed into another prime (124775441243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62387720624 + 62387720625.

It is an arithmetic number, because the mean of its divisors is an integer number (62387720625).

Almost surely, 2^124775441249 is an apocalyptic number.

It is an amenable number.

124775441249 is a deficient number, since it is larger than the sum of its proper divisors (1).

124775441249 is an equidigital number, since it uses as much as digits as its factorization.

124775441249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2257920, while the sum is 50.

The spelling of 124775441249 in words is "one hundred twenty-four billion, seven hundred seventy-five million, four hundred forty-one thousand, two hundred forty-nine".