525514135 has 4 divisors (see below), whose sum is σ = 630616968. Its totient is φ = 420411304.

The previous prime is 525514123. The next prime is 525514163. The reversal of 525514135 is 531415525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 525514135 - 2⁷ = 525514007 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 525514097 and 525514106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52551409 + ... + 52551418.

It is an arithmetic number, because the mean of its divisors is an integer number (157654242).

Almost surely, 2^525514135 is an apocalyptic number.

525514135 is a deficient number, since it is larger than the sum of its proper divisors (105102833).

525514135 is a wasteful number, since it uses less digits than its factorization.

525514135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105102832.

The product of its digits is 15000, while the sum is 31.

The square root of 525514135 is about 22924.0950748334. The cubic root of 525514135 is about 806.9775768217.

The spelling of 525514135 in words is "five hundred twenty-five million, five hundred fourteen thousand, one hundred thirty-five".