25166411 has 2 divisors, whose sum is σ = 25166412. Its totient is φ = 25166410.

The previous prime is 25166381. The next prime is 25166419. The reversal of 25166411 is 11466152.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25166411 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25166419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12583205 + 12583206.

It is an arithmetic number, because the mean of its divisors is an integer number (12583206).

Almost surely, 2^25166411 is an apocalyptic number.

25166411 is a deficient number, since it is larger than the sum of its proper divisors (1).

25166411 is an equidigital number, since it uses as much as digits as its factorization.

25166411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 26.

The square root of 25166411 is about 5016.6134991646. The cubic root of 25166411 is about 293.0491245429.

The spelling of 25166411 in words is "twenty-five million, one hundred sixty-six thousand, four hundred eleven".