11011000087 has 2 divisors, whose sum is σ = 11011000088. Its totient is φ = 11011000086.

The previous prime is 11011000051. The next prime is 11011000159. The reversal of 11011000087 is 78000011011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011000087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011000387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505500043 + 5505500044.

It is an arithmetic number, because the mean of its divisors is an integer number (5505500044).

Almost surely, 2^11011000087 is an apocalyptic number.

11011000087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011000087 is an equidigital number, since it uses as much as digits as its factorization.

11011000087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 11011000087 its reverse (78000011011), we get a palindrome (89011011098).

The spelling of 11011000087 in words is "eleven billion, eleven million, eighty-seven", and thus it is an aban number and an uban number.