25349141 has 2 divisors, whose sum is σ = 25349142. Its totient is φ = 25349140.

The previous prime is 25349131. The next prime is 25349143. The reversal of 25349141 is 14194352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25150225 + 198916 = 5015^2 + 446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25349141 is a prime.

Together with 25349143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25349143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12674570 + 12674571.

It is an arithmetic number, because the mean of its divisors is an integer number (12674571).

Almost surely, 2^25349141 is an apocalyptic number.

It is an amenable number.

25349141 is a deficient number, since it is larger than the sum of its proper divisors (1).

25349141 is an equidigital number, since it uses as much as digits as its factorization.

25349141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 25349141 is about 5034.7930444061. The cubic root of 25349141 is about 293.7566785263.

It can be divided in two parts, 253 and 49141, that added together give a palindrome (49394).

The spelling of 25349141 in words is "twenty-five million, three hundred forty-nine thousand, one hundred forty-one".