25465459 has 2 divisors, whose sum is σ = 25465460. Its totient is φ = 25465458.

The previous prime is 25465421. The next prime is 25465513. The reversal of 25465459 is 95456452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25465459 - 2¹¹ = 25463411 is a prime.

It is not a weakly prime, because it can be changed into another prime (25460459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12732729 + 12732730.

It is an arithmetic number, because the mean of its divisors is an integer number (12732730).

Almost surely, 2^25465459 is an apocalyptic number.

25465459 is a deficient number, since it is larger than the sum of its proper divisors (1).

25465459 is an equidigital number, since it uses as much as digits as its factorization.

25465459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 40.

The square root of 25465459 is about 5046.3312416051. The cubic root of 25465459 is about 294.2053072566.

The spelling of 25465459 in words is "twenty-five million, four hundred sixty-five thousand, four hundred fifty-nine".