124276249 has 2 divisors, whose sum is σ = 124276250. Its totient is φ = 124276248.

The previous prime is 124276193. The next prime is 124276259. The reversal of 124276249 is 942672421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89643024 + 34633225 = 9468^2 + 5885^2 .

It is a cyclic number.

It is not a de Polignac number, because 124276249 - 2⁹ = 124275737 is a prime.

It is not a weakly prime, because it can be changed into another prime (124276259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62138124 + 62138125.

It is an arithmetic number, because the mean of its divisors is an integer number (62138125).

Almost surely, 2^124276249 is an apocalyptic number.

It is an amenable number.

124276249 is a deficient number, since it is larger than the sum of its proper divisors (1).

124276249 is an equidigital number, since it uses as much as digits as its factorization.

124276249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 124276249 is about 11147.9257711917. The cubic root of 124276249 is about 499.0331301974.

The spelling of 124276249 in words is "one hundred twenty-four million, two hundred seventy-six thousand, two hundred forty-nine".