125113911 has 12 divisors (see below), whose sum is σ = 180638568. Its totient is φ = 76992864.

The previous prime is 125113907. The next prime is 125113943. The reversal of 125113911 is 119311521.

It is not a de Polignac number, because 125113911 - 2² = 125113907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125113111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122880 + ... + 123893.

It is an arithmetic number, because the mean of its divisors is an integer number (15053214).

Almost surely, 2^125113911 is an apocalyptic number.

125113911 is a deficient number, since it is larger than the sum of its proper divisors (55524657).

125113911 is a wasteful number, since it uses less digits than its factorization.

125113911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246802 (or 246789 counting only the distinct ones).

The product of its digits is 270, while the sum is 24.

The square root of 125113911 is about 11185.4329822318. The cubic root of 125113911 is about 500.1518352208.

The spelling of 125113911 in words is "one hundred twenty-five million, one hundred thirteen thousand, nine hundred eleven".