125217472 has 28 divisors (see below), whose sum is σ = 255198880. Its totient is φ = 60915456.

The previous prime is 125217457. The next prime is 125217473. The reversal of 125217472 is 274712521.

It is not an unprimeable number, because it can be changed into a prime (125217473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24072 + ... + 28807.

Almost surely, 2^125217472 is an apocalyptic number.

It is an amenable number.

125217472 is an abundant number, since it is smaller than the sum of its proper divisors (129981408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125217472 is an equidigital number, since it uses as much as digits as its factorization.

125217472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52928 (or 52918 counting only the distinct ones).

The product of its digits is 7840, while the sum is 31.

The square root of 125217472 is about 11190.0613045684. The cubic root of 125217472 is about 500.2897946723.

Adding to 125217472 its reverse (274712521), we get a palindrome (399929993).

The spelling of 125217472 in words is "one hundred twenty-five million, two hundred seventeen thousand, four hundred seventy-two".