25053689 has 2 divisors, whose sum is σ = 25053690. Its totient is φ = 25053688.

The previous prime is 25053667. The next prime is 25053697. The reversal of 25053689 is 98635052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23843689 + 1210000 = 4883^2 + 1100^2 .

It is a cyclic number.

It is not a de Polignac number, because 25053689 - 2⁸ = 25053433 is a prime.

It is not a weakly prime, because it can be changed into another prime (25053629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526844 + 12526845.

It is an arithmetic number, because the mean of its divisors is an integer number (12526845).

Almost surely, 2^25053689 is an apocalyptic number.

It is an amenable number.

25053689 is a deficient number, since it is larger than the sum of its proper divisors (1).

25053689 is an equidigital number, since it uses as much as digits as its factorization.

25053689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 25053689 is about 5005.3660205823. The cubic root of 25053689 is about 292.6109409441.

The spelling of 25053689 in words is "twenty-five million, fifty-three thousand, six hundred eighty-nine".