25374871 has 2 divisors, whose sum is σ = 25374872. Its totient is φ = 25374870.

The previous prime is 25374857. The next prime is 25374887. The reversal of 25374871 is 17847352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25374871 - 2¹⁵ = 25342103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25374871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25374851) 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, 12687435 + 12687436.

It is an arithmetic number, because the mean of its divisors is an integer number (12687436).

Almost surely, 2^25374871 is an apocalyptic number.

25374871 is a deficient number, since it is larger than the sum of its proper divisors (1).

25374871 is an equidigital number, since it uses as much as digits as its factorization.

25374871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 37.

The square root of 25374871 is about 5037.3476155612. The cubic root of 25374871 is about 293.8560349959.

The spelling of 25374871 in words is "twenty-five million, three hundred seventy-four thousand, eight hundred seventy-one".