125224140 has 24 divisors (see below), whose sum is σ = 350627760. Its totient is φ = 33393088.

The previous prime is 125224129. The next prime is 125224153. The reversal of 125224140 is 41422521.

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, 1043475 + ... + 1043594.

It is an arithmetic number, because the mean of its divisors is an integer number (14609490).

Almost surely, 2^125224140 is an apocalyptic number.

125224140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125224140 is an abundant number, since it is smaller than the sum of its proper divisors (225403620).

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

125224140 is a wasteful number, since it uses less digits than its factorization.

125224140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087081 (or 2087079 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 125224140 is about 11190.3592435632. The cubic root of 125224140 is about 500.2986748844.

Adding to 125224140 its reverse (41422521), we get a palindrome (166646661).

The spelling of 125224140 in words is "one hundred twenty-five million, two hundred twenty-four thousand, one hundred forty".