1163222316 has 48 divisors (see below), whose sum is σ = 3089328480. Its totient is φ = 378282240.

The previous prime is 1163222311. The next prime is 1163222449. The reversal of 1163222316 is 6132223611.

1163222316 is a `hidden beast` number, since 1 + 1 + 632 + 2 + 23 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1163222316.

It is not an unprimeable number, because it can be changed into a prime (1163222311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126921 + ... + 135776.

It is an arithmetic number, because the mean of its divisors is an integer number (64361010).

Almost surely, 2^1163222316 is an apocalyptic number.

It is an amenable number.

1163222316 is an abundant number, since it is smaller than the sum of its proper divisors (1926106164).

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

1163222316 is a wasteful number, since it uses less digits than its factorization.

1163222316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262751 (or 262743 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1163222316 is about 34106.0451533156. The cubic root of 1163222316 is about 1051.6895899703.

Adding to 1163222316 its reverse (6132223611), we get a palindrome (7295445927).

The spelling of 1163222316 in words is "one billion, one hundred sixty-three million, two hundred twenty-two thousand, three hundred sixteen".