25571341 has 2 divisors, whose sum is σ = 25571342. Its totient is φ = 25571340.

The previous prime is 25571339. The next prime is 25571363. The reversal of 25571341 is 14317552.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17892900 + 7678441 = 4230^2 + 2771^2 .

It is a cyclic number.

It is not a de Polignac number, because 25571341 - 2¹ = 25571339 is a prime.

Together with 25571339, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25571041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12785670 + 12785671.

It is an arithmetic number, because the mean of its divisors is an integer number (12785671).

Almost surely, 2^25571341 is an apocalyptic number.

It is an amenable number.

25571341 is a deficient number, since it is larger than the sum of its proper divisors (1).

25571341 is an equidigital number, since it uses as much as digits as its factorization.

25571341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 28.

The square root of 25571341 is about 5056.8113470842. The cubic root of 25571341 is about 294.6124989723.

Adding to 25571341 its reverse (14317552), we get a palindrome (39888893).

The spelling of 25571341 in words is "twenty-five million, five hundred seventy-one thousand, three hundred forty-one".