25775011 has 2 divisors, whose sum is σ = 25775012. Its totient is φ = 25775010.

The previous prime is 25774993. The next prime is 25775021. The reversal of 25775011 is 11057752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25775011 - 2¹⁵ = 25742243 is a prime.

It is not a weakly prime, because it can be changed into another prime (25775021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12887505 + 12887506.

It is an arithmetic number, because the mean of its divisors is an integer number (12887506).

Almost surely, 2^25775011 is an apocalyptic number.

25775011 is a deficient number, since it is larger than the sum of its proper divisors (1).

25775011 is an equidigital number, since it uses as much as digits as its factorization.

25775011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 25775011 is about 5076.9095914739. The cubic root of 25775011 is about 295.3926056738.

The spelling of 25775011 in words is "twenty-five million, seven hundred seventy-five thousand, eleven".