25490053 has 2 divisors, whose sum is σ = 25490054. Its totient is φ = 25490052.

The previous prime is 25490051. The next prime is 25490063. The reversal of 25490053 is 35009452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15108769 + 10381284 = 3887^2 + 3222^2 .

It is a cyclic number.

It is not a de Polignac number, because 25490053 - 2¹ = 25490051 is a prime.

Together with 25490051, 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 (25490051) 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, 12745026 + 12745027.

It is an arithmetic number, because the mean of its divisors is an integer number (12745027).

Almost surely, 2^25490053 is an apocalyptic number.

It is an amenable number.

25490053 is a deficient number, since it is larger than the sum of its proper divisors (1).

25490053 is an equidigital number, since it uses as much as digits as its factorization.

25490053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 25490053 is about 5048.7674733543. The cubic root of 25490053 is about 294.2999891971.

The spelling of 25490053 in words is "twenty-five million, four hundred ninety thousand, fifty-three".