25484143 has 2 divisors, whose sum is σ = 25484144. Its totient is φ = 25484142.

The previous prime is 25484141. The next prime is 25484177. The reversal of 25484143 is 34148452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25484143 - 2¹ = 25484141 is a prime.

Together with 25484141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25484141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12742071 + 12742072.

It is an arithmetic number, because the mean of its divisors is an integer number (12742072).

Almost surely, 2^25484143 is an apocalyptic number.

25484143 is a deficient number, since it is larger than the sum of its proper divisors (1).

25484143 is an equidigital number, since it uses as much as digits as its factorization.

25484143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 31.

The square root of 25484143 is about 5048.1821480608. The cubic root of 25484143 is about 294.2772424499.

The spelling of 25484143 in words is "twenty-five million, four hundred eighty-four thousand, one hundred forty-three".