125989336 has 32 divisors (see below), whose sum is σ = 258667200. Its totient is φ = 57054240.

The previous prime is 125989333. The next prime is 125989337. The reversal of 125989336 is 633989521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125989333) 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 7 ways as a sum of consecutive naturals, for example, 22375 + ... + 27433.

It is an arithmetic number, because the mean of its divisors is an integer number (8083350).

Almost surely, 2^125989336 is an apocalyptic number.

It is an amenable number.

125989336 is an abundant number, since it is smaller than the sum of its proper divisors (132677864).

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

125989336 is a wasteful number, since it uses less digits than its factorization.

125989336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5359 (or 5355 counting only the distinct ones).

The product of its digits is 349920, while the sum is 46.

The square root of 125989336 is about 11224.4971379568. The cubic root of 125989336 is about 501.3156497617.

The spelling of 125989336 in words is "one hundred twenty-five million, nine hundred eighty-nine thousand, three hundred thirty-six".