11000105591 has 2 divisors, whose sum is σ = 11000105592. Its totient is φ = 11000105590.

The previous prime is 11000105579. The next prime is 11000105609. The reversal of 11000105591 is 19550100011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11000105591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000108591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500052795 + 5500052796.

It is an arithmetic number, because the mean of its divisors is an integer number (5500052796).

Almost surely, 2^11000105591 is an apocalyptic number.

11000105591 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000105591 is an equidigital number, since it uses as much as digits as its factorization.

11000105591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225, while the sum is 23.

The spelling of 11000105591 in words is "eleven billion, one hundred five thousand, five hundred ninety-one".