125474643 has 24 divisors (see below), whose sum is σ = 216239760. Its totient is φ = 71699040.

The previous prime is 125474627. The next prime is 125474653. The reversal of 125474643 is 346474521.

125474643 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 7 + 4 + 643 = 666.

It is not a de Polignac number, because 125474643 - 2⁴ = 125474627 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 125474598 and 125474607.

It is not an unprimeable number, because it can be changed into a prime (125474653) 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 23 ways as a sum of consecutive naturals, for example, 46098 + ... + 48743.

It is an arithmetic number, because the mean of its divisors is an integer number (9009990).

Almost surely, 2^125474643 is an apocalyptic number.

125474643 is a deficient number, since it is larger than the sum of its proper divisors (90765117).

125474643 is an equidigital number, since it uses as much as digits as its factorization.

125474643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94864 (or 94851 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 125474643 is about 11201.5464557355. The cubic root of 125474643 is about 500.6320580020.

The spelling of 125474643 in words is "one hundred twenty-five million, four hundred seventy-four thousand, six hundred forty-three".