125182947 has 4 divisors (see below), whose sum is σ = 166910600. Its totient is φ = 83455296.

The previous prime is 125182943. The next prime is 125182957. The reversal of 125182947 is 749281521.

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

It is not a de Polignac number, because 125182947 - 2² = 125182943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125182943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20863822 + ... + 20863827.

It is an arithmetic number, because the mean of its divisors is an integer number (41727650).

Almost surely, 2^125182947 is an apocalyptic number.

125182947 is a deficient number, since it is larger than the sum of its proper divisors (41727653).

125182947 is an equidigital number, since it uses as much as digits as its factorization.

125182947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41727652.

The product of its digits is 40320, while the sum is 39.

The square root of 125182947 is about 11188.5185346408. The cubic root of 125182947 is about 500.2438104270.

The spelling of 125182947 in words is "one hundred twenty-five million, one hundred eighty-two thousand, nine hundred forty-seven".