125529140 has 24 divisors (see below), whose sum is σ = 287576352. Its totient is φ = 45646880.

The previous prime is 125529091. The next prime is 125529161. The reversal of 125529140 is 41925521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285074 + ... + 285513.

It is an arithmetic number, because the mean of its divisors is an integer number (11982348).

Almost surely, 2^125529140 is an apocalyptic number.

125529140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125529140 is an abundant number, since it is smaller than the sum of its proper divisors (162047212).

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

125529140 is a wasteful number, since it uses less digits than its factorization.

125529140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570607 (or 570605 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 125529140 is about 11203.9787575664. The cubic root of 125529140 is about 500.7045268177.

The spelling of 125529140 in words is "one hundred twenty-five million, five hundred twenty-nine thousand, one hundred forty".