125273239 has 16 divisors (see below), whose sum is σ = 154685440. Its totient is φ = 98794080.

The previous prime is 125273237. The next prime is 125273287. The reversal of 125273239 is 932372521.

It is not a de Polignac number, because 125273239 - 2¹ = 125273237 is a prime.

It is a super-2 number, since 2×125273239² = 31386768819102242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125273237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28042 + ... + 32200.

It is an arithmetic number, because the mean of its divisors is an integer number (9667840).

Almost surely, 2^125273239 is an apocalyptic number.

125273239 is a deficient number, since it is larger than the sum of its proper divisors (29412201).

125273239 is a wasteful number, since it uses less digits than its factorization.

125273239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510.

The product of its digits is 22680, while the sum is 34.

The square root of 125273239 is about 11192.5528365963. The cubic root of 125273239 is about 500.3640535324.

The spelling of 125273239 in words is "one hundred twenty-five million, two hundred seventy-three thousand, two hundred thirty-nine".