11121004847 has 2 divisors, whose sum is σ = 11121004848. Its totient is φ = 11121004846.

The previous prime is 11121004837. The next prime is 11121004907. The reversal of 11121004847 is 74840012111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11121004847 - 2⁸ = 11121004591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121004837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560502423 + 5560502424.

It is an arithmetic number, because the mean of its divisors is an integer number (5560502424).

Almost surely, 2^11121004847 is an apocalyptic number.

11121004847 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121004847 is an equidigital number, since it uses as much as digits as its factorization.

11121004847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 29.

Adding to 11121004847 its reverse (74840012111), we get a palindrome (85961016958).

The spelling of 11121004847 in words is "eleven billion, one hundred twenty-one million, four thousand, eight hundred forty-seven".