125066940 has 24 divisors (see below), whose sum is σ = 350187600. Its totient is φ = 33351168.

The previous prime is 125066917. The next prime is 125066941. The reversal of 125066940 is 49660521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125066941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042165 + ... + 1042284.

It is an arithmetic number, because the mean of its divisors is an integer number (14591150).

Almost surely, 2^125066940 is an apocalyptic number.

125066940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125066940 is an abundant number, since it is smaller than the sum of its proper divisors (225120660).

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

125066940 is a wasteful number, since it uses less digits than its factorization.

125066940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084461 (or 2084459 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 125066940 is about 11183.3331346249. Note that the first 3 decimals coincide. The cubic root of 125066940 is about 500.0892374058.

The spelling of 125066940 in words is "one hundred twenty-five million, sixty-six thousand, nine hundred forty".