25355263 has 2 divisors, whose sum is σ = 25355264. Its totient is φ = 25355262.

The previous prime is 25355257. The next prime is 25355311. The reversal of 25355263 is 36255352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25355263 - 2⁹ = 25354751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25355233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12677631 + 12677632.

It is an arithmetic number, because the mean of its divisors is an integer number (12677632).

Almost surely, 2^25355263 is an apocalyptic number.

25355263 is a deficient number, since it is larger than the sum of its proper divisors (1).

25355263 is an equidigital number, since it uses as much as digits as its factorization.

25355263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000, while the sum is 31.

The square root of 25355263 is about 5035.4009770822. The cubic root of 25355263 is about 293.7803247402.

The spelling of 25355263 in words is "twenty-five million, three hundred fifty-five thousand, two hundred sixty-three".