25696003 has 2 divisors, whose sum is σ = 25696004. Its totient is φ = 25696002.

The previous prime is 25695977. The next prime is 25696007. The reversal of 25696003 is 30069652.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25696003 is a prime.

It is not a weakly prime, because it can be changed into another prime (25696007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12848001 + 12848002.

It is an arithmetic number, because the mean of its divisors is an integer number (12848002).

Almost surely, 2^25696003 is an apocalyptic number.

25696003 is a deficient number, since it is larger than the sum of its proper divisors (1).

25696003 is an equidigital number, since it uses as much as digits as its factorization.

25696003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 25696003 is about 5069.1225078903. The cubic root of 25696003 is about 295.0904749781.

The spelling of 25696003 in words is "twenty-five million, six hundred ninety-six thousand, three".