11001312247 has 2 divisors, whose sum is σ = 11001312248. Its totient is φ = 11001312246.

The previous prime is 11001312199. The next prime is 11001312263. The reversal of 11001312247 is 74221310011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11001312247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001312277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500656123 + 5500656124.

It is an arithmetic number, because the mean of its divisors is an integer number (5500656124).

Almost surely, 2^11001312247 is an apocalyptic number.

11001312247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001312247 is an equidigital number, since it uses as much as digits as its factorization.

11001312247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 11001312247 its reverse (74221310011), we get a palindrome (85222622258).

The spelling of 11001312247 in words is "eleven billion, one million, three hundred twelve thousand, two hundred forty-seven".