25352143 has 2 divisors, whose sum is σ = 25352144. Its totient is φ = 25352142.

The previous prime is 25352113. The next prime is 25352147. The reversal of 25352143 is 34125352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25352143 - 2¹⁷ = 25221071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25352147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12676071 + 12676072.

It is an arithmetic number, because the mean of its divisors is an integer number (12676072).

Almost surely, 2^25352143 is an apocalyptic number.

25352143 is a deficient number, since it is larger than the sum of its proper divisors (1).

25352143 is an equidigital number, since it uses as much as digits as its factorization.

25352143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 25.

The square root of 25352143 is about 5035.0911610417. The cubic root of 25352143 is about 293.7682742215.

Adding to 25352143 its reverse (34125352), we get a palindrome (59477495).

The spelling of 25352143 in words is "twenty-five million, three hundred fifty-two thousand, one hundred forty-three".