1116672229 has 4 divisors (see below), whose sum is σ = 1117294060. Its totient is φ = 1116050400.

The previous prime is 1116672209. The next prime is 1116672233. The reversal of 1116672229 is 9222766111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 550137025 + 566535204 = 23455^2 + 23802^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116672229 - 2¹⁷ = 1116541157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116672209) 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 3 ways as a sum of consecutive naturals, for example, 308214 + ... + 311815.

It is an arithmetic number, because the mean of its divisors is an integer number (279323515).

Almost surely, 2^1116672229 is an apocalyptic number.

It is an amenable number.

1116672229 is a deficient number, since it is larger than the sum of its proper divisors (621831).

1116672229 is an equidigital number, since it uses as much as digits as its factorization.

1116672229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621830.

The product of its digits is 18144, while the sum is 37.

The square root of 1116672229 is about 33416.6459866935. The cubic root of 1116672229 is about 1037.4692624367.

The spelling of 1116672229 in words is "one billion, one hundred sixteen million, six hundred seventy-two thousand, two hundred twenty-nine".