25206059 has 2 divisors, whose sum is σ = 25206060. Its totient is φ = 25206058.

The previous prime is 25206047. The next prime is 25206061. The reversal of 25206059 is 95060252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25206059 is a prime.

It is a super-2 number, since 2×25206059² = 1270690820622962, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 25206061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25206029) 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, 12603029 + 12603030.

It is an arithmetic number, because the mean of its divisors is an integer number (12603030).

Almost surely, 2^25206059 is an apocalyptic number.

25206059 is a deficient number, since it is larger than the sum of its proper divisors (1).

25206059 is an equidigital number, since it uses as much as digits as its factorization.

25206059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 25206059 is about 5020.5636137788. The cubic root of 25206059 is about 293.2029369064.

The spelling of 25206059 in words is "twenty-five million, two hundred six thousand, fifty-nine".