125780756 has 24 divisors (see below), whose sum is σ = 233472960. Its totient is φ = 59087232.

The previous prime is 125780749. The next prime is 125780777. The reversal of 125780756 is 657087521.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 49001 + ... + 51503.

It is an arithmetic number, because the mean of its divisors is an integer number (9728040).

Almost surely, 2^125780756 is an apocalyptic number.

It is an amenable number.

125780756 is a deficient number, since it is larger than the sum of its proper divisors (107692204).

125780756 is a wasteful number, since it uses less digits than its factorization.

125780756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263 (or 3261 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 41.

The square root of 125780756 is about 11215.2020044224. The cubic root of 125780756 is about 501.0388480944.

The spelling of 125780756 in words is "one hundred twenty-five million, seven hundred eighty thousand, seven hundred fifty-six".