25751701 has 2 divisors, whose sum is σ = 25751702. Its totient is φ = 25751700.

The previous prime is 25751689. The next prime is 25751717. The reversal of 25751701 is 10715752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20484676 + 5267025 = 4526^2 + 2295^2 .

It is a cyclic number.

It is not a de Polignac number, because 25751701 - 2²¹ = 23654549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25751701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25751501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12875850 + 12875851.

It is an arithmetic number, because the mean of its divisors is an integer number (12875851).

Almost surely, 2^25751701 is an apocalyptic number.

It is an amenable number.

25751701 is a deficient number, since it is larger than the sum of its proper divisors (1).

25751701 is an equidigital number, since it uses as much as digits as its factorization.

25751701 is an odious number, because the sum of its binary digits is odd.

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

The square root of 25751701 is about 5074.6133842885. The cubic root of 25751701 is about 295.3035313066.

The spelling of 25751701 in words is "twenty-five million, seven hundred fifty-one thousand, seven hundred one".