124011425 has 6 divisors (see below), whose sum is σ = 153774198. Its totient is φ = 99209120.

The previous prime is 124011409. The next prime is 124011431. The reversal of 124011425 is 524110421.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 512656 + 123498769 = 716^2 + 11113^2 .

It is not a de Polignac number, because 124011425 - 2⁴ = 124011409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124011397 and 124011406.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2480204 + ... + 2480253.

It is an arithmetic number, because the mean of its divisors is an integer number (25629033).

Almost surely, 2^124011425 is an apocalyptic number.

It is an amenable number.

124011425 is a deficient number, since it is larger than the sum of its proper divisors (29762773).

124011425 is an equidigital number, since it uses as much as digits as its factorization.

124011425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960467 (or 4960462 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 124011425 is about 11136.0417114880. The cubic root of 124011425 is about 498.6784098768.

Adding to 124011425 its reverse (524110421), we get a palindrome (648121846).

The spelling of 124011425 in words is "one hundred twenty-four million, eleven thousand, four hundred twenty-five".