30525263 has 2 divisors, whose sum is σ = 30525264. Its totient is φ = 30525262.

The previous prime is 30525247. The next prime is 30525269. The reversal of 30525263 is 36252503.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30525263 - 2⁴ = 30525247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30525269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15262631 + 15262632.

It is an arithmetic number, because the mean of its divisors is an integer number (15262632).

Almost surely, 2^30525263 is an apocalyptic number.

30525263 is a deficient number, since it is larger than the sum of its proper divisors (1).

30525263 is an equidigital number, since it uses as much as digits as its factorization.

30525263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 30525263 is about 5524.9672397219. The cubic root of 30525263 is about 312.5262288385.

Adding to 30525263 its reverse (36252503), we get a palindrome (66777766).

The spelling of 30525263 in words is "thirty million, five hundred twenty-five thousand, two hundred sixty-three".