11031103247 has 2 divisors, whose sum is σ = 11031103248. Its totient is φ = 11031103246.

The previous prime is 11031103211. The next prime is 11031103253. The reversal of 11031103247 is 74230113011.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (74230113011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11031103247 - 2¹⁸ = 11030841103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11031103747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515551623 + 5515551624.

It is an arithmetic number, because the mean of its divisors is an integer number (5515551624).

Almost surely, 2^11031103247 is an apocalyptic number.

11031103247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031103247 is an equidigital number, since it uses as much as digits as its factorization.

11031103247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 11031103247 its reverse (74230113011), we get a palindrome (85261216258).

The spelling of 11031103247 in words is "eleven billion, thirty-one million, one hundred three thousand, two hundred forty-seven".