125111632 has 20 divisors (see below), whose sum is σ = 242712640. Its totient is φ = 62476128.

The previous prime is 125111621. The next prime is 125111633. The reversal of 125111632 is 236111521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125111633) 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, 9193 + ... + 18295.

It is an arithmetic number, because the mean of its divisors is an integer number (12135632).

Almost surely, 2^125111632 is an apocalyptic number.

It is an amenable number.

125111632 is a deficient number, since it is larger than the sum of its proper divisors (117601008).

125111632 is an equidigital number, since it uses as much as digits as its factorization.

125111632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9970 (or 9964 counting only the distinct ones).

The product of its digits is 360, while the sum is 22.

The square root of 125111632 is about 11185.3311081970. The cubic root of 125111632 is about 500.1487983804.

The spelling of 125111632 in words is "one hundred twenty-five million, one hundred eleven thousand, six hundred thirty-two".