25696351 has 2 divisors, whose sum is σ = 25696352. Its totient is φ = 25696350.

The previous prime is 25696331. The next prime is 25696369. The reversal of 25696351 is 15369652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25696351 - 2¹¹ = 25694303 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25696351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25696301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12848175 + 12848176.

It is an arithmetic number, because the mean of its divisors is an integer number (12848176).

Almost surely, 2^25696351 is an apocalyptic number.

25696351 is a deficient number, since it is larger than the sum of its proper divisors (1).

25696351 is an equidigital number, since it uses as much as digits as its factorization.

25696351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 37.

The square root of 25696351 is about 5069.1568332416. The cubic root of 25696351 is about 295.0918071051.

The spelling of 25696351 in words is "twenty-five million, six hundred ninety-six thousand, three hundred fifty-one".