11111717284 has 12 divisors (see below), whose sum is σ = 19663994700. Its totient is φ = 5493433088.

The previous prime is 11111717273. The next prime is 11111717311. The reversal of 11111717284 is 48271711111.

It is a happy number.

11111717284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6025174884 + 5086542400 = 77622^2 + 71320^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15605989 + ... + 15606700.

It is an arithmetic number, because the mean of its divisors is an integer number (1638666225).

Almost surely, 2^11111717284 is an apocalyptic number.

It is an amenable number.

11111717284 is a deficient number, since it is larger than the sum of its proper divisors (8552277416).

11111717284 is a wasteful number, since it uses less digits than its factorization.

11111717284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31212782 (or 31212780 counting only the distinct ones).

The product of its digits is 3136, while the sum is 34.

The spelling of 11111717284 in words is "eleven billion, one hundred eleven million, seven hundred seventeen thousand, two hundred eighty-four".