124926449 has 2 divisors, whose sum is σ = 124926450. Its totient is φ = 124926448.

The previous prime is 124926407. The next prime is 124926469. The reversal of 124926449 is 944629421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120846049 + 4080400 = 10993^2 + 2020^2 .

It is an emirp because it is prime and its reverse (944629421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124926449 - 2²⁴ = 108149233 is a prime.

It is not a weakly prime, because it can be changed into another prime (124926469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62463224 + 62463225.

It is an arithmetic number, because the mean of its divisors is an integer number (62463225).

Almost surely, 2^124926449 is an apocalyptic number.

It is an amenable number.

124926449 is a deficient number, since it is larger than the sum of its proper divisors (1).

124926449 is an equidigital number, since it uses as much as digits as its factorization.

124926449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 41.

The square root of 124926449 is about 11177.0501027776. The cubic root of 124926449 is about 499.9019127590.

The spelling of 124926449 in words is "one hundred twenty-four million, nine hundred twenty-six thousand, four hundred forty-nine".