525530117 has 16 divisors (see below), whose sum is σ = 607866240. Its totient is φ = 445036032.

The previous prime is 525530113. The next prime is 525530119. The reversal of 525530117 is 711035525.

It is a happy number.

It is not a de Polignac number, because 525530117 - 2² = 525530113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525530117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525530113) 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, 298913 + ... + 300665.

It is an arithmetic number, because the mean of its divisors is an integer number (37991640).

Almost surely, 2^525530117 is an apocalyptic number.

It is an amenable number.

525530117 is a deficient number, since it is larger than the sum of its proper divisors (82336123).

525530117 is a wasteful number, since it uses less digits than its factorization.

525530117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 525530117 is about 22924.4436573715. The cubic root of 525530117 is about 806.9857573723.

The spelling of 525530117 in words is "five hundred twenty-five million, five hundred thirty thousand, one hundred seventeen".