25608151 has 2 divisors, whose sum is σ = 25608152. Its totient is φ = 25608150.

The previous prime is 25608119. The next prime is 25608157. The reversal of 25608151 is 15180652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25608151 - 2⁵ = 25608119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25608157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12804075 + 12804076.

It is an arithmetic number, because the mean of its divisors is an integer number (12804076).

Almost surely, 2^25608151 is an apocalyptic number.

25608151 is a deficient number, since it is larger than the sum of its proper divisors (1).

25608151 is an equidigital number, since it uses as much as digits as its factorization.

25608151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 25608151 is about 5060.4496835756. The cubic root of 25608151 is about 294.7537963020.

The spelling of 25608151 in words is "twenty-five million, six hundred eight thousand, one hundred fifty-one".