25754791 has 2 divisors, whose sum is σ = 25754792. Its totient is φ = 25754790.

The previous prime is 25754777. The next prime is 25754797. The reversal of 25754791 is 19745752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25754791 - 2⁵ = 25754759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25754797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12877395 + 12877396.

It is an arithmetic number, because the mean of its divisors is an integer number (12877396).

Almost surely, 2^25754791 is an apocalyptic number.

25754791 is a deficient number, since it is larger than the sum of its proper divisors (1).

25754791 is an equidigital number, since it uses as much as digits as its factorization.

25754791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200, while the sum is 40.

The square root of 25754791 is about 5074.9178318471. The cubic root of 25754791 is about 295.3153421952.

The spelling of 25754791 in words is "twenty-five million, seven hundred fifty-four thousand, seven hundred ninety-one".