25412347 has 2 divisors, whose sum is σ = 25412348. Its totient is φ = 25412346.

The previous prime is 25412341. The next prime is 25412357. The reversal of 25412347 is 74321452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25412347 - 2¹¹ = 25410299 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (25412341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12706173 + 12706174.

It is an arithmetic number, because the mean of its divisors is an integer number (12706174).

Almost surely, 2^25412347 is an apocalyptic number.

25412347 is a deficient number, since it is larger than the sum of its proper divisors (1).

25412347 is an equidigital number, since it uses as much as digits as its factorization.

25412347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 28.

The square root of 25412347 is about 5041.0660578889. The cubic root of 25412347 is about 294.0006285948. Note that the first 3 decimals are identical.

Adding to 25412347 its reverse (74321452), we get a palindrome (99733799).

The spelling of 25412347 in words is "twenty-five million, four hundred twelve thousand, three hundred forty-seven".