123244025 has 12 divisors (see below), whose sum is σ = 153394944. Its totient is φ = 98226000.

The previous prime is 123244007. The next prime is 123244031. The reversal of 123244025 is 520442321.

It is a happy number.

It is not a de Polignac number, because 123244025 - 2²⁰ = 122195449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2321 + ... + 15870.

It is an arithmetic number, because the mean of its divisors is an integer number (12782912).

Almost surely, 2^123244025 is an apocalyptic number.

It is an amenable number.

123244025 is a deficient number, since it is larger than the sum of its proper divisors (30150919).

123244025 is a wasteful number, since it uses less digits than its factorization.

123244025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18472 (or 18467 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 123244025 is about 11101.5325518597. The cubic root of 123244025 is about 497.6476502572.

Adding to 123244025 its reverse (520442321), we get a palindrome (643686346).

The spelling of 123244025 in words is "one hundred twenty-three million, two hundred forty-four thousand, twenty-five".