125666748 has 24 divisors (see below), whose sum is σ = 325802960. Its totient is φ = 41888880.

The previous prime is 125666729. The next prime is 125666753. The reversal of 125666748 is 847666521.

It is a congruent number.

It is an unprimeable number.

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, 581683 + ... + 581898.

Almost surely, 2^125666748 is an apocalyptic number.

125666748 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

125666748 is an abundant number, since it is smaller than the sum of its proper divisors (200136212).

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

125666748 is a wasteful number, since it uses less digits than its factorization.

125666748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163594 (or 1163586 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 125666748 is about 11210.1181082092. The cubic root of 125666748 is about 500.8874213682.

The spelling of 125666748 in words is "one hundred twenty-five million, six hundred sixty-six thousand, seven hundred forty-eight".