125438312 has 16 divisors (see below), whose sum is σ = 236068800. Its totient is φ = 62486640.

The previous prime is 125438293. The next prime is 125438317. The reversal of 125438312 is 213834521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (125438317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26762 + ... + 31097.

It is an arithmetic number, because the mean of its divisors is an integer number (14754300).

Almost surely, 2^125438312 is an apocalyptic number.

It is an amenable number.

125438312 is a deficient number, since it is larger than the sum of its proper divisors (110630488).

125438312 is a wasteful number, since it uses less digits than its factorization.

125438312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58136 (or 58132 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 125438312 is about 11199.9246426036. The cubic root of 125438312 is about 500.5837342435.

The spelling of 125438312 in words is "one hundred twenty-five million, four hundred thirty-eight thousand, three hundred twelve".