125703873 has 16 divisors (see below), whose sum is σ = 186778560. Its totient is φ = 83554848.

The previous prime is 125703871. The next prime is 125703887. The reversal of 125703873 is 378307521.

125703873 is a `hidden beast` number, since 1 + 2 + 570 + 3 + 87 + 3 = 666.

It is not a de Polignac number, because 125703873 - 2¹ = 125703871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125703871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2661 + ... + 16077.

It is an arithmetic number, because the mean of its divisors is an integer number (11673660).

Almost surely, 2^125703873 is an apocalyptic number.

It is an amenable number.

125703873 is a deficient number, since it is larger than the sum of its proper divisors (61074687).

125703873 is a wasteful number, since it uses less digits than its factorization.

125703873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13773 (or 13767 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 125703873 is about 11211.7738560854. The cubic root of 125703873 is about 500.9367412690.

The spelling of 125703873 in words is "one hundred twenty-five million, seven hundred three thousand, eight hundred seventy-three".