25461343 has 4 divisors (see below), whose sum is σ = 25474680. Its totient is φ = 25448008.

The previous prime is 25461281. The next prime is 25461347. The reversal of 25461343 is 34316452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25461343 - 2¹⁷ = 25330271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25461347) 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 in 3 ways as a sum of consecutive naturals, for example, 3205 + ... + 7822.

It is an arithmetic number, because the mean of its divisors is an integer number (6368670).

Almost surely, 2^25461343 is an apocalyptic number.

25461343 is a deficient number, since it is larger than the sum of its proper divisors (13337).

25461343 is a wasteful number, since it uses less digits than its factorization.

25461343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13336.

The product of its digits is 8640, while the sum is 28.

The square root of 25461343 is about 5045.9234040956. The cubic root of 25461343 is about 294.1894555325.

Adding to 25461343 its reverse (34316452), we get a palindrome (59777795).

The spelling of 25461343 in words is "twenty-five million, four hundred sixty-one thousand, three hundred forty-three".