25368653 has 2 divisors, whose sum is σ = 25368654. Its totient is φ = 25368652.

The previous prime is 25368647. The next prime is 25368671. The reversal of 25368653 is 35686352.

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., 17455684 + 7912969 = 4178^2 + 2813^2 .

It is a cyclic number.

It is not a de Polignac number, because 25368653 - 2¹⁸ = 25106509 is a prime.

It is equal to p_1587449 and since 25368653 and 1587449 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25368353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12684326 + 12684327.

It is an arithmetic number, because the mean of its divisors is an integer number (12684327).

Almost surely, 2^25368653 is an apocalyptic number.

It is an amenable number.

25368653 is a deficient number, since it is larger than the sum of its proper divisors (1).

25368653 is an equidigital number, since it uses as much as digits as its factorization.

25368653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 38.

The square root of 25368653 is about 5036.7303878608. The cubic root of 25368653 is about 293.8320303275.

The spelling of 25368653 in words is "twenty-five million, three hundred sixty-eight thousand, six hundred fifty-three".