125275412 has 6 divisors (see below), whose sum is σ = 219231978. Its totient is φ = 62637704.

The previous prime is 125275399. The next prime is 125275429. The reversal of 125275412 is 214572521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 117635716 + 7639696 = 10846^2 + 2764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15659423 + ... + 15659430.

It is an arithmetic number, because the mean of its divisors is an integer number (36538663).

Almost surely, 2^125275412 is an apocalyptic number.

It is an amenable number.

125275412 is a deficient number, since it is larger than the sum of its proper divisors (93956566).

125275412 is a wasteful number, since it uses less digits than its factorization.

125275412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31318857 (or 31318855 counting only the distinct ones).

The product of its digits is 5600, while the sum is 29.

The square root of 125275412 is about 11192.6499096505. The cubic root of 125275412 is about 500.3669466345.

The spelling of 125275412 in words is "one hundred twenty-five million, two hundred seventy-five thousand, four hundred twelve".