11155000111147 has 2 divisors, whose sum is σ = 11155000111148. Its totient is φ = 11155000111146.

The previous prime is 11155000111139. The next prime is 11155000111181. The reversal of 11155000111147 is 74111100055111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11155000111147 - 2³ = 11155000111139 is a prime.

It is not a weakly prime, because it can be changed into another prime (11155000111747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577500055573 + 5577500055574.

It is an arithmetic number, because the mean of its divisors is an integer number (5577500055574).

Almost surely, 2^{11155000111147} is an apocalyptic number.

11155000111147 is a deficient number, since it is larger than the sum of its proper divisors (1).

11155000111147 is an equidigital number, since it uses as much as digits as its factorization.

11155000111147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 700, while the sum is 28.

Adding to 11155000111147 its reverse (74111100055111), we get a palindrome (85266100166258).

The spelling of 11155000111147 in words is "eleven trillion, one hundred fifty-five billion, one hundred eleven thousand, one hundred forty-seven".