501122125 has 16 divisors (see below), whose sum is σ = 714744576. Its totient is φ = 343626000.

The previous prime is 501122123. The next prime is 501122173. The reversal of 501122125 is 521221105.

It is not a de Polignac number, because 501122125 - 2¹ = 501122123 is a prime.

It is a super-2 number, since 2×501122125² = 502246768329031250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501122123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285481 + ... + 287230.

It is an arithmetic number, because the mean of its divisors is an integer number (44671536).

Almost surely, 2^501122125 is an apocalyptic number.

It is an amenable number.

501122125 is a deficient number, since it is larger than the sum of its proper divisors (213622451).

501122125 is an equidigital number, since it uses as much as digits as its factorization.

501122125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572733 (or 572723 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 501122125 is about 22385.7571906782. The cubic root of 501122125 is about 794.2938364946.

The spelling of 501122125 in words is "five hundred one million, one hundred twenty-two thousand, one hundred twenty-five".