525433253 has 2 divisors, whose sum is σ = 525433254. Its totient is φ = 525433252.

The previous prime is 525433247. The next prime is 525433273. The reversal of 525433253 is 352334525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426092164 + 99341089 = 20642^2 + 9967^2 .

It is a cyclic number.

It is not a de Polignac number, because 525433253 - 2²⁴ = 508656037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525433273) 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 as a sum of consecutive naturals, namely, 262716626 + 262716627.

It is an arithmetic number, because the mean of its divisors is an integer number (262716627).

Almost surely, 2^525433253 is an apocalyptic number.

It is an amenable number.

525433253 is a deficient number, since it is larger than the sum of its proper divisors (1).

525433253 is an equidigital number, since it uses as much as digits as its factorization.

525433253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 32.

The square root of 525433253 is about 22922.3308806064. The cubic root of 525433253 is about 806.9361739968.

Adding to 525433253 its reverse (352334525), we get a palindrome (877767778).

The spelling of 525433253 in words is "five hundred twenty-five million, four hundred thirty-three thousand, two hundred fifty-three".