25427711 has 2 divisors, whose sum is σ = 25427712. Its totient is φ = 25427710.

The previous prime is 25427641. The next prime is 25427723. The reversal of 25427711 is 11772452.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25427711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25427741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12713855 + 12713856.

It is an arithmetic number, because the mean of its divisors is an integer number (12713856).

Almost surely, 2^25427711 is an apocalyptic number.

25427711 is a deficient number, since it is larger than the sum of its proper divisors (1).

25427711 is an equidigital number, since it uses as much as digits as its factorization.

25427711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3920, while the sum is 29.

The square root of 25427711 is about 5042.5897116462. The cubic root of 25427711 is about 294.0598664087.

The spelling of 25427711 in words is "twenty-five million, four hundred twenty-seven thousand, seven hundred eleven".