25971763 has 2 divisors, whose sum is σ = 25971764. Its totient is φ = 25971762.

The previous prime is 25971739. The next prime is 25971793. The reversal of 25971763 is 36717952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25971763 - 2⁹ = 25971251 is a prime.

It is not a weakly prime, because it can be changed into another prime (25971703) 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, 12985881 + 12985882.

It is an arithmetic number, because the mean of its divisors is an integer number (12985882).

Almost surely, 2^25971763 is an apocalyptic number.

25971763 is a deficient number, since it is larger than the sum of its proper divisors (1).

25971763 is an equidigital number, since it uses as much as digits as its factorization.

25971763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 25971763 is about 5096.2498957567. The cubic root of 25971763 is about 296.1423218371.

The spelling of 25971763 in words is "twenty-five million, nine hundred seventy-one thousand, seven hundred sixty-three".