125032113 has 16 divisors (see below), whose sum is σ = 187467840. Its totient is φ = 82348992.

The previous prime is 125032111. The next prime is 125032121. The reversal of 125032113 is 311230521.

It is not a de Polignac number, because 125032113 - 2¹ = 125032111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125032111) 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 15 ways as a sum of consecutive naturals, for example, 25656 + ... + 30137.

It is an arithmetic number, because the mean of its divisors is an integer number (11716740).

Almost surely, 2^125032113 is an apocalyptic number.

It is an amenable number.

125032113 is a deficient number, since it is larger than the sum of its proper divisors (62435727).

125032113 is an equidigital number, since it uses as much as digits as its factorization.

125032113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55885 (or 55879 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 125032113 is about 11181.7759322927. The cubic root of 125032113 is about 500.0428136672.

Adding to 125032113 its reverse (311230521), we get a palindrome (436262634).

The spelling of 125032113 in words is "one hundred twenty-five million, thirty-two thousand, one hundred thirteen".