501235125 has 32 divisors (see below), whose sum is σ = 860980224. Its totient is φ = 258696000.

The previous prime is 501235121. The next prime is 501235139. The reversal of 501235125 is 521532105.

It is a happy number.

It is not a de Polignac number, because 501235125 - 2² = 501235121 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 501235095 and 501235104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501235121) 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 31 ways as a sum of consecutive naturals, for example, 9934 + ... + 33183.

It is an arithmetic number, because the mean of its divisors is an integer number (26905632).

Almost surely, 2^501235125 is an apocalyptic number.

It is an amenable number.

501235125 is a deficient number, since it is larger than the sum of its proper divisors (359745099).

501235125 is a wasteful number, since it uses less digits than its factorization.

501235125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43166 (or 43156 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 501235125 is about 22388.2809746528. The cubic root of 501235125 is about 794.3535348220.

The spelling of 501235125 in words is "five hundred one million, two hundred thirty-five thousand, one hundred twenty-five".