1118217883 has 2 divisors, whose sum is σ = 1118217884. Its totient is φ = 1118217882.

The previous prime is 1118217871. The next prime is 1118217911. The reversal of 1118217883 is 3887128111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118217883 is a prime.

It is a super-2 number, since 2×1118217883² = 2500822467722003378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1118217283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559108941 + 559108942.

It is an arithmetic number, because the mean of its divisors is an integer number (559108942).

Almost surely, 2^1118217883 is an apocalyptic number.

1118217883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118217883 is an equidigital number, since it uses as much as digits as its factorization.

1118217883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 40.

The square root of 1118217883 is about 33439.7649961838. The cubic root of 1118217883 is about 1037.9477165365.

The spelling of 1118217883 in words is "one billion, one hundred eighteen million, two hundred seventeen thousand, eight hundred eighty-three".