125555116 has 24 divisors (see below), whose sum is σ = 233069760. Its totient is φ = 59014800.

The previous prime is 125555099. The next prime is 125555117. The reversal of 125555116 is 611555521.

It is not an unprimeable number, because it can be changed into a prime (125555117) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3651 + ... + 16261.

It is an arithmetic number, because the mean of its divisors is an integer number (9711240).

Almost surely, 2^125555116 is an apocalyptic number.

It is an amenable number.

125555116 is a deficient number, since it is larger than the sum of its proper divisors (107514644).

125555116 is a wasteful number, since it uses less digits than its factorization.

125555116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12765 (or 12763 counting only the distinct ones).

The product of its digits is 7500, while the sum is 31.

The square root of 125555116 is about 11205.1379286468. The cubic root of 125555116 is about 500.7390617040.

It can be divided in two parts, 12555 and 5116, that added together give a palindrome (17671).

The spelling of 125555116 in words is "one hundred twenty-five million, five hundred fifty-five thousand, one hundred sixteen".