124694225 has 6 divisors (see below), whose sum is σ = 154620870. Its totient is φ = 99755360.

The previous prime is 124694197. The next prime is 124694231. The reversal of 124694225 is 522496421.

It can be written as a sum of positive squares in 3 ways, for example, as 24373969 + 100320256 = 4937^2 + 10016^2 .

It is not a de Polignac number, because 124694225 - 2⁸ = 124693969 is a prime.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 2493860 + ... + 2493909.

It is an arithmetic number, because the mean of its divisors is an integer number (25770145).

Almost surely, 2^124694225 is an apocalyptic number.

It is an amenable number.

124694225 is a deficient number, since it is larger than the sum of its proper divisors (29926645).

124694225 is an equidigital number, since it uses as much as digits as its factorization.

124694225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4987779 (or 4987774 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 124694225 is about 11166.6568407917. The cubic root of 124694225 is about 499.5919671089.

The spelling of 124694225 in words is "one hundred twenty-four million, six hundred ninety-four thousand, two hundred twenty-five".