125095278 has 64 divisors (see below), whose sum is σ = 328366080. Its totient is φ = 30780000.

The previous prime is 125095249. The next prime is 125095283. The reversal of 125095278 is 872590521.

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 31 ways as a sum of consecutive naturals, for example, 1653 + ... + 15903.

It is an arithmetic number, because the mean of its divisors is an integer number (5130720).

Almost surely, 2^125095278 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125095278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164183040).

125095278 is an abundant number, since it is smaller than the sum of its proper divisors (203270802).

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

125095278 is a wasteful number, since it uses less digits than its factorization.

125095278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14293.

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 125095278 is about 11184.6000375516. The cubic root of 125095278 is about 500.1270050700.

The spelling of 125095278 in words is "one hundred twenty-five million, ninety-five thousand, two hundred seventy-eight".