525066253 has 4 divisors (see below), whose sum is σ = 525118048. Its totient is φ = 525014460.

The previous prime is 525066239. The next prime is 525066259. The reversal of 525066253 is 352660525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 525066253 - 2²⁵ = 491511821 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 (525066259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5151 + ... + 32812.

It is an arithmetic number, because the mean of its divisors is an integer number (131279512).

Almost surely, 2^525066253 is an apocalyptic number.

It is an amenable number.

525066253 is a deficient number, since it is larger than the sum of its proper divisors (51795).

525066253 is a wasteful number, since it uses less digits than its factorization.

525066253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51794.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 525066253 is about 22914.3241881579. The cubic root of 525066253 is about 806.7482563430.

The spelling of 525066253 in words is "five hundred twenty-five million, sixty-six thousand, two hundred fifty-three".