25366751 has 2 divisors, whose sum is σ = 25366752. Its totient is φ = 25366750.

The previous prime is 25366717. The next prime is 25366753. The reversal of 25366751 is 15766352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25366751 - 2¹⁰ = 25365727 is a prime.

Together with 25366753, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25366753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12683375 + 12683376.

It is an arithmetic number, because the mean of its divisors is an integer number (12683376).

Almost surely, 2^25366751 is an apocalyptic number.

25366751 is a deficient number, since it is larger than the sum of its proper divisors (1).

25366751 is an equidigital number, since it uses as much as digits as its factorization.

25366751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 35.

The square root of 25366751 is about 5036.5415713563. The cubic root of 25366751 is about 293.8246868488.

The spelling of 25366751 in words is "twenty-five million, three hundred sixty-six thousand, seven hundred fifty-one".