125895478 has 4 divisors (see below), whose sum is σ = 188843220. Its totient is φ = 62947738.

The previous prime is 125895457. The next prime is 125895487. The reversal of 125895478 is 874598521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31473868 + ... + 31473871.

It is an arithmetic number, because the mean of its divisors is an integer number (47210805).

Almost surely, 2^125895478 is an apocalyptic number.

125895478 is a deficient number, since it is larger than the sum of its proper divisors (62947742).

125895478 is an equidigital number, since it uses as much as digits as its factorization.

125895478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62947741.

The product of its digits is 806400, while the sum is 49.

The square root of 125895478 is about 11220.3154144614. The cubic root of 125895478 is about 501.1911308281.

The spelling of 125895478 in words is "one hundred twenty-five million, eight hundred ninety-five thousand, four hundred seventy-eight".