1111323009 has 8 divisors (see below), whose sum is σ = 1521811840. Its totient is φ = 720858096.

The previous prime is 1111322987. The next prime is 1111323011. The reversal of 1111323009 is 9003231111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1111323009 - 2¹² = 1111318913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111323029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5005849 + ... + 5006070.

It is an arithmetic number, because the mean of its divisors is an integer number (190226480).

Almost surely, 2^1111323009 is an apocalyptic number.

It is an amenable number.

1111323009 is a deficient number, since it is larger than the sum of its proper divisors (410488831).

1111323009 is a wasteful number, since it uses less digits than its factorization.

1111323009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011959.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 1111323009 is about 33336.5116501412. The cubic root of 1111323009 is about 1035.8100060671.

The spelling of 1111323009 in words is "one billion, one hundred eleven million, three hundred twenty-three thousand, nine".