11110999 has 2 divisors, whose sum is σ = 11111000. Its totient is φ = 11110998.

The previous prime is 11110963. The next prime is 11111039. The reversal of 11110999 is 99901111.

11110999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11110999 - 2⁹ = 11110487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11110999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555499 + 5555500.

It is an arithmetic number, because the mean of its divisors is an integer number (5555500).

Almost surely, 2^11110999 is an apocalyptic number.

11110999 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110999 is an equidigital number, since it uses as much as digits as its factorization.

11110999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729, while the sum is 31.

The square root of 11110999 is about 3333.3165166242. The cubic root of 11110999 is about 223.1435661828.

The spelling of 11110999 in words is "eleven million, one hundred ten thousand, nine hundred ninety-nine".