11001031087 has 2 divisors, whose sum is σ = 11001031088. Its totient is φ = 11001031086.

The previous prime is 11001031057. The next prime is 11001031121. The reversal of 11001031087 is 78013010011.

It is a weak prime.

It is an emirp because it is prime and its reverse (78013010011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11001031087 - 2⁷ = 11001030959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001031057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500515543 + 5500515544.

It is an arithmetic number, because the mean of its divisors is an integer number (5500515544).

Almost surely, 2^11001031087 is an apocalyptic number.

11001031087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001031087 is an equidigital number, since it uses as much as digits as its factorization.

11001031087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 11001031087 its reverse (78013010011), we get a palindrome (89014041098).

The spelling of 11001031087 in words is "eleven billion, one million, thirty-one thousand, eighty-seven".