11202247447 has 2 divisors, whose sum is σ = 11202247448. Its totient is φ = 11202247446.

The previous prime is 11202247421. The next prime is 11202247489. The reversal of 11202247447 is 74474220211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11202247447 - 2⁷ = 11202247319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202247417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601123723 + 5601123724.

It is an arithmetic number, because the mean of its divisors is an integer number (5601123724).

Almost surely, 2^11202247447 is an apocalyptic number.

11202247447 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202247447 is an equidigital number, since it uses as much as digits as its factorization.

11202247447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25088, while the sum is 34.

Adding to 11202247447 its reverse (74474220211), we get a palindrome (85676467658).

The spelling of 11202247447 in words is "eleven billion, two hundred two million, two hundred forty-seven thousand, four hundred forty-seven".