120511125 has 64 divisors (see below), whose sum is σ = 254691840. Its totient is φ = 55080000.

The previous prime is 120511093. The next prime is 120511141. The reversal of 120511125 is 521115021.

It is not a de Polignac number, because 120511125 - 2⁵ = 120511093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120511098 and 120511107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21075 + ... + 26175.

It is an arithmetic number, because the mean of its divisors is an integer number (3979560).

Almost surely, 2^120511125 is an apocalyptic number.

120511125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120511125 is an abundant number, since it is smaller than the sum of its proper divisors (134180715).

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

120511125 is an equidigital number, since it uses as much as digits as its factorization.

120511125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5132 (or 5116 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 120511125 is about 10977.7559182194. The cubic root of 120511125 is about 493.9417244003.

Adding to 120511125 its reverse (521115021), we get a palindrome (641626146).

The spelling of 120511125 in words is "one hundred twenty million, five hundred eleven thousand, one hundred twenty-five".