25052459 has 2 divisors, whose sum is σ = 25052460. Its totient is φ = 25052458.

The previous prime is 25052449. The next prime is 25052483. The reversal of 25052459 is 95425052.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25052459 is a prime.

It is not a weakly prime, because it can be changed into another prime (25052449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526229 + 12526230.

It is an arithmetic number, because the mean of its divisors is an integer number (12526230).

Almost surely, 2^25052459 is an apocalyptic number.

25052459 is a deficient number, since it is larger than the sum of its proper divisors (1).

25052459 is an equidigital number, since it uses as much as digits as its factorization.

25052459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 25052459 is about 5005.2431509368. The cubic root of 25052459 is about 292.6061523300.

The spelling of 25052459 in words is "twenty-five million, fifty-two thousand, four hundred fifty-nine".