25514413 has 2 divisors, whose sum is σ = 25514414. Its totient is φ = 25514412.

The previous prime is 25514389. The next prime is 25514441. The reversal of 25514413 is 31441552.

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., 23213124 + 2301289 = 4818^2 + 1517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25514413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25514443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12757206 + 12757207.

It is an arithmetic number, because the mean of its divisors is an integer number (12757207).

Almost surely, 2^25514413 is an apocalyptic number.

It is an amenable number.

25514413 is a deficient number, since it is larger than the sum of its proper divisors (1).

25514413 is an equidigital number, since it uses as much as digits as its factorization.

25514413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 25.

The square root of 25514413 is about 5051.1793672369. The cubic root of 25514413 is about 294.3937102678.

Adding to 25514413 its reverse (31441552), we get a palindrome (56955965).

The spelling of 25514413 in words is "twenty-five million, five hundred fourteen thousand, four hundred thirteen".