124261625 has 8 divisors (see below), whose sum is σ = 155078664. Its totient is φ = 99409200.

The previous prime is 124261601. The next prime is 124261633. The reversal of 124261625 is 526162421.

It can be written as a sum of positive squares in 4 ways, for example, as 30791401 + 93470224 = 5549^2 + 9668^2 .

It is not a de Polignac number, because 124261625 - 2¹⁸ = 123999481 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496922 + ... + 497171.

It is an arithmetic number, because the mean of its divisors is an integer number (19384833).

Almost surely, 2^124261625 is an apocalyptic number.

It is an amenable number.

124261625 is a deficient number, since it is larger than the sum of its proper divisors (30817039).

124261625 is an frugal number, since it uses more digits than its factorization.

124261625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994108 (or 994098 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 124261625 is about 11147.2698451235. The cubic root of 124261625 is about 499.0135551329.

The spelling of 124261625 in words is "one hundred twenty-four million, two hundred sixty-one thousand, six hundred twenty-five".