12125225354 has 24 divisors (see below), whose sum is σ = 20002028004. Its totient is φ = 5508588800.

The previous prime is 12125225317. The next prime is 12125225363. The reversal of 12125225354 is 45352252121.

It can be written as a sum of positive squares in 2 ways, for example, as 11604244729 + 520980625 = 107723^2 + 22825^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12125225354.

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, 491564 + ... + 515640.

Almost surely, 2^12125225354 is an apocalyptic number.

12125225354 is a deficient number, since it is larger than the sum of its proper divisors (7876802650).

12125225354 is a wasteful number, since it uses less digits than its factorization.

12125225354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26182 (or 26171 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

Adding to 12125225354 its reverse (45352252121), we get a palindrome (57477477475).

The spelling of 12125225354 in words is "twelve billion, one hundred twenty-five million, two hundred twenty-five thousand, three hundred fifty-four".