528972253 has 2 divisors, whose sum is σ = 528972254. Its totient is φ = 528972252.

The previous prime is 528972233. The next prime is 528972271. The reversal of 528972253 is 352279825.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 448295929 + 80676324 = 21173^2 + 8982^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-528972253 is a prime.

It is equal to p_27799513 and since 528972253 and 27799513 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528972203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264486126 + 264486127.

It is an arithmetic number, because the mean of its divisors is an integer number (264486127).

Almost surely, 2^528972253 is an apocalyptic number.

It is an amenable number.

528972253 is a deficient number, since it is larger than the sum of its proper divisors (1).

528972253 is an equidigital number, since it uses as much as digits as its factorization.

528972253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 528972253 is about 22999.3967964379. The cubic root of 528972253 is about 808.7437993930.

The spelling of 528972253 in words is "five hundred twenty-eight million, nine hundred seventy-two thousand, two hundred fifty-three".