525203233 has 2 divisors, whose sum is σ = 525203234. Its totient is φ = 525203232.

The previous prime is 525203227. The next prime is 525203249. The reversal of 525203233 is 332302525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 490711104 + 34492129 = 22152^2 + 5873^2 .

It is a cyclic number.

It is not a de Polignac number, because 525203233 - 2⁵ = 525203201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 525203198 and 525203207.

It is not a weakly prime, because it can be changed into another prime (525203213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262601616 + 262601617.

It is an arithmetic number, because the mean of its divisors is an integer number (262601617).

Almost surely, 2^525203233 is an apocalyptic number.

It is an amenable number.

525203233 is a deficient number, since it is larger than the sum of its proper divisors (1).

525203233 is an equidigital number, since it uses as much as digits as its factorization.

525203233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 525203233 is about 22917.3129533111. The cubic root of 525203233 is about 806.8184054382.

Adding to 525203233 its reverse (332302525), we get a palindrome (857505758).

The spelling of 525203233 in words is "five hundred twenty-five million, two hundred three thousand, two hundred thirty-three".