125378841 has 24 divisors (see below), whose sum is σ = 195660480. Its totient is φ = 69957216.

The previous prime is 125378833. The next prime is 125378843. The reversal of 125378841 is 148873521.

It is not a de Polignac number, because 125378841 - 2³ = 125378833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125378841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125378843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37215 + ... + 40443.

It is an arithmetic number, because the mean of its divisors is an integer number (8152520).

Almost surely, 2^125378841 is an apocalyptic number.

It is an amenable number.

125378841 is a deficient number, since it is larger than the sum of its proper divisors (70281639).

125378841 is an equidigital number, since it uses as much as digits as its factorization.

125378841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325 (or 3282 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 125378841 is about 11197.2693546239. The cubic root of 125378841 is about 500.5046118957.

The spelling of 125378841 in words is "one hundred twenty-five million, three hundred seventy-eight thousand, eight hundred forty-one".