125431244 has 6 divisors (see below), whose sum is σ = 219504684. Its totient is φ = 62715620.

The previous prime is 125431211. The next prime is 125431277. The reversal of 125431244 is 442134521.

It is an interprime number because it is at equal distance from previous prime (125431211) and next prime (125431277).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15678902 + ... + 15678909.

It is an arithmetic number, because the mean of its divisors is an integer number (36584114).

Almost surely, 2^125431244 is an apocalyptic number.

It is an amenable number.

125431244 is a deficient number, since it is larger than the sum of its proper divisors (94073440).

125431244 is a wasteful number, since it uses less digits than its factorization.

125431244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31357815 (or 31357813 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 125431244 is about 11199.6091003213. The cubic root of 125431244 is about 500.5743320328.

Adding to 125431244 its reverse (442134521), we get a palindrome (567565765).

The spelling of 125431244 in words is "one hundred twenty-five million, four hundred thirty-one thousand, two hundred forty-four".