25443023 has 2 divisors, whose sum is σ = 25443024. Its totient is φ = 25443022.

The previous prime is 25443017. The next prime is 25443029. The reversal of 25443023 is 32034452.

It is a balanced prime because it is at equal distance from previous prime (25443017) and next prime (25443029).

It is a cyclic number.

It is not a de Polignac number, because 25443023 - 2⁴ = 25443007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25443023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25443029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12721511 + 12721512.

It is an arithmetic number, because the mean of its divisors is an integer number (12721512).

Almost surely, 2^25443023 is an apocalyptic number.

25443023 is a deficient number, since it is larger than the sum of its proper divisors (1).

25443023 is an equidigital number, since it uses as much as digits as its factorization.

25443023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 25443023 is about 5044.1077506334. The cubic root of 25443023 is about 294.1188799940.

Adding to 25443023 its reverse (32034452), we get a palindrome (57477475).

The spelling of 25443023 in words is "twenty-five million, four hundred forty-three thousand, twenty-three".