124222249 has 2 divisors, whose sum is σ = 124222250. Its totient is φ = 124222248.

The previous prime is 124222237. The next prime is 124222261. The reversal of 124222249 is 942222421.

It is a balanced prime because it is at equal distance from previous prime (124222237) and next prime (124222261).

It can be written as a sum of positive squares in only one way, i.e., 88736400 + 35485849 = 9420^2 + 5957^2 .

It is a cyclic number.

It is not a de Polignac number, because 124222249 - 2²¹ = 122125097 is a prime.

It is not a weakly prime, because it can be changed into another prime (124222229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62111124 + 62111125.

It is an arithmetic number, because the mean of its divisors is an integer number (62111125).

Almost surely, 2^124222249 is an apocalyptic number.

It is an amenable number.

124222249 is a deficient number, since it is larger than the sum of its proper divisors (1).

124222249 is an equidigital number, since it uses as much as digits as its factorization.

124222249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 28.

The square root of 124222249 is about 11145.5035328154. The cubic root of 124222249 is about 498.9608404577.

The spelling of 124222249 in words is "one hundred twenty-four million, two hundred twenty-two thousand, two hundred forty-nine".