25580941 has 2 divisors, whose sum is σ = 25580942. Its totient is φ = 25580940.

The previous prime is 25580939. The next prime is 25580959. The reversal of 25580941 is 14908552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25542916 + 38025 = 5054^2 + 195^2 .

It is a cyclic number.

It is not a de Polignac number, because 25580941 - 2¹ = 25580939 is a prime.

Together with 25580939, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 25580897 and 25580906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25580981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12790470 + 12790471.

It is an arithmetic number, because the mean of its divisors is an integer number (12790471).

Almost surely, 2^25580941 is an apocalyptic number.

It is an amenable number.

25580941 is a deficient number, since it is larger than the sum of its proper divisors (1).

25580941 is an equidigital number, since it uses as much as digits as its factorization.

25580941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 25580941 is about 5057.7604727784. The cubic root of 25580941 is about 294.6493621953.

The spelling of 25580941 in words is "twenty-five million, five hundred eighty thousand, nine hundred forty-one".