525113 has 12 divisors (see below), whose sum is σ = 589440. Its totient is φ = 466752.

The previous prime is 525101. The next prime is 525127. The reversal of 525113 is 311525.

It is not a de Polignac number, because 525113 - 2⁸ = 524857 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 525091 and 525100.

It is not an unprimeable number, because it can be changed into a prime (525143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6608 + ... + 6686.

It is an arithmetic number, because the mean of its divisors is an integer number (49120).

2⁵²⁵¹¹³ is an apocalyptic number.

It is an amenable number.

525113 is a deficient number, since it is larger than the sum of its proper divisors (64327).

525113 is a wasteful number, since it uses less digits than its factorization.

525113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 119 counting only the distinct ones).

The product of its digits is 150, while the sum is 17.

The square root of 525113 is about 724.6468105222. The cubic root of 525113 is about 80.6772197412.

Adding to 525113 its reverse (311525), we get a palindrome (836638).

The spelling of 525113 in words is "five hundred twenty-five thousand, one hundred thirteen".