25753459 has 2 divisors, whose sum is σ = 25753460. Its totient is φ = 25753458.

The previous prime is 25753391. The next prime is 25753463. The reversal of 25753459 is 95435752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25753459 - 2⁷ = 25753331 is a prime.

It is not a weakly prime, because it can be changed into another prime (25751459) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12876729 + 12876730.

It is an arithmetic number, because the mean of its divisors is an integer number (12876730).

Almost surely, 2^25753459 is an apocalyptic number.

25753459 is a deficient number, since it is larger than the sum of its proper divisors (1).

25753459 is an equidigital number, since it uses as much as digits as its factorization.

25753459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 40.

The square root of 25753459 is about 5074.7865964984. The cubic root of 25753459 is about 295.3102510154.

The spelling of 25753459 in words is "twenty-five million, seven hundred fifty-three thousand, four hundred fifty-nine".