125545692 has 72 divisors (see below), whose sum is σ = 314193936. Its totient is φ = 39004416.

The previous prime is 125545657. The next prime is 125545741. The reversal of 125545692 is 296545521.

It is a self number, because there is not a number n which added to its sum of digits gives 125545692.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316038 + ... + 316434.

Almost surely, 2^125545692 is an apocalyptic number.

125545692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125545692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157096968).

125545692 is an abundant number, since it is smaller than the sum of its proper divisors (188648244).

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

125545692 is a wasteful number, since it uses less digits than its factorization.

125545692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 494 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The square root of 125545692 is about 11204.7173993814. The cubic root of 125545692 is about 500.7265331212.

The spelling of 125545692 in words is "one hundred twenty-five million, five hundred forty-five thousand, six hundred ninety-two".