525613343 has 4 divisors (see below), whose sum is σ = 525723048. Its totient is φ = 525503640.

The previous prime is 525613331. The next prime is 525613367. The reversal of 525613343 is 343316525.

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 525613343 - 2⁸ = 525613087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525613303) 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 3 ways as a sum of consecutive naturals, for example, 47321 + ... + 57362.

It is an arithmetic number, because the mean of its divisors is an integer number (131430762).

Almost surely, 2^525613343 is an apocalyptic number.

525613343 is a deficient number, since it is larger than the sum of its proper divisors (109705).

525613343 is a wasteful number, since it uses less digits than its factorization.

525613343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109704.

The product of its digits is 32400, while the sum is 32.

The square root of 525613343 is about 22926.2588094962. The cubic root of 525613343 is about 807.0283547734.

Adding to 525613343 its reverse (343316525), we get a palindrome (868929868).

The spelling of 525613343 in words is "five hundred twenty-five million, six hundred thirteen thousand, three hundred forty-three".