11089207391 has 2 divisors, whose sum is σ = 11089207392. Its totient is φ = 11089207390.

The previous prime is 11089207351. The next prime is 11089207399. The reversal of 11089207391 is 19370298011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11089207391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11089207399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5544603695 + 5544603696.

It is an arithmetic number, because the mean of its divisors is an integer number (5544603696).

Almost surely, 2^11089207391 is an apocalyptic number.

11089207391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11089207391 is an equidigital number, since it uses as much as digits as its factorization.

11089207391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 41.

The spelling of 11089207391 in words is "eleven billion, eighty-nine million, two hundred seven thousand, three hundred ninety-one".