25611241 has 2 divisors, whose sum is σ = 25611242. Its totient is φ = 25611240.

The previous prime is 25611233. The next prime is 25611269. The reversal of 25611241 is 14211652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18455616 + 7155625 = 4296^2 + 2675^2 .

It is a cyclic number.

It is not a de Polignac number, because 25611241 - 2³ = 25611233 is a prime.

It is not a weakly prime, because it can be changed into another prime (25611211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12805620 + 12805621.

It is an arithmetic number, because the mean of its divisors is an integer number (12805621).

Almost surely, 2^25611241 is an apocalyptic number.

It is an amenable number.

25611241 is a deficient number, since it is larger than the sum of its proper divisors (1).

25611241 is an equidigital number, since it uses as much as digits as its factorization.

25611241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 22.

The square root of 25611241 is about 5060.7549832016. The cubic root of 25611241 is about 294.7656512852.

Adding to 25611241 its reverse (14211652), we get a palindrome (39822893).

It can be divided in two parts, 25611 and 241, that added together give a palindrome (25852).

The spelling of 25611241 in words is "twenty-five million, six hundred eleven thousand, two hundred forty-one".