25175413 has 2 divisors, whose sum is σ = 25175414. Its totient is φ = 25175412.

The previous prime is 25175411. The next prime is 25175431. The reversal of 25175413 is 31457152.

It is a happy number.

Together with next prime (25175431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24532209 + 643204 = 4953^2 + 802^2 .

It is a cyclic number.

It is not a de Polignac number, because 25175413 - 2¹ = 25175411 is a prime.

Together with 25175411, 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 (25175411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12587706 + 12587707.

It is an arithmetic number, because the mean of its divisors is an integer number (12587707).

Almost surely, 2^25175413 is an apocalyptic number.

It is an amenable number.

25175413 is a deficient number, since it is larger than the sum of its proper divisors (1).

25175413 is an equidigital number, since it uses as much as digits as its factorization.

25175413 is an evil number, because the sum of its binary digits is even.

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

The square root of 25175413 is about 5017.5106377565. The cubic root of 25175413 is about 293.0840615037.

The spelling of 25175413 in words is "twenty-five million, one hundred seventy-five thousand, four hundred thirteen".