1118767122 has 96 divisors (see below), whose sum is σ = 2755524096. Its totient is φ = 324979200.

The previous prime is 1118767103. The next prime is 1118767141. The reversal of 1118767122 is 2217678111.

It is an interprime number because it is at equal distance from previous prime (1118767103) and next prime (1118767141).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 692788 + ... + 694400.

It is an arithmetic number, because the mean of its divisors is an integer number (28703376).

Almost surely, 2^1118767122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1118767122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1377762048).

1118767122 is an abundant number, since it is smaller than the sum of its proper divisors (1636756974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118767122 is a wasteful number, since it uses less digits than its factorization.

1118767122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776 (or 1773 counting only the distinct ones).

The product of its digits is 9408, while the sum is 36.

The square root of 1118767122 is about 33447.9763513430. The cubic root of 1118767122 is about 1038.1176261947.

The spelling of 1118767122 in words is "one billion, one hundred eighteen million, seven hundred sixty-seven thousand, one hundred twenty-two".