12254447 has 2 divisors, whose sum is σ = 12254448. Its totient is φ = 12254446.

The previous prime is 12254419. The next prime is 12254453. The reversal of 12254447 is 74445221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12254447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12254747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6127223 + 6127224.

It is an arithmetic number, because the mean of its divisors is an integer number (6127224).

Almost surely, 2^12254447 is an apocalyptic number.

12254447 is a deficient number, since it is larger than the sum of its proper divisors (1).

12254447 is an equidigital number, since it uses as much as digits as its factorization.

12254447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8960, while the sum is 29.

The square root of 12254447 is about 3500.6352280693. The cubic root of 12254447 is about 230.5497059359.

Adding to 12254447 its reverse (74445221), we get a palindrome (86699668).

The spelling of 12254447 in words is "twelve million, two hundred fifty-four thousand, four hundred forty-seven".