11001106591 has 2 divisors, whose sum is σ = 11001106592. Its totient is φ = 11001106590.

The previous prime is 11001106579. The next prime is 11001106621. The reversal of 11001106591 is 19560110011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11001106591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001106531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500553295 + 5500553296.

It is an arithmetic number, because the mean of its divisors is an integer number (5500553296).

Almost surely, 2^11001106591 is an apocalyptic number.

11001106591 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001106591 is an equidigital number, since it uses as much as digits as its factorization.

11001106591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 25.

The spelling of 11001106591 in words is "eleven billion, one million, one hundred six thousand, five hundred ninety-one".