1163220333 has 32 divisors (see below), whose sum is σ = 1716498432. Its totient is φ = 694824000.

The previous prime is 1163220329. The next prime is 1163220361. The reversal of 1163220333 is 3330223611.

It is a happy number.

It is not a de Polignac number, because 1163220333 - 2² = 1163220329 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163220313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 875916 + ... + 877242.

It is an arithmetic number, because the mean of its divisors is an integer number (53640576).

Almost surely, 2^1163220333 is an apocalyptic number.

It is an amenable number.

1163220333 is a deficient number, since it is larger than the sum of its proper divisors (553278099).

1163220333 is a wasteful number, since it uses less digits than its factorization.

1163220333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 1163220333 is about 34106.0160822105. The cubic root of 1163220333 is about 1051.6889923483.

Adding to 1163220333 its reverse (3330223611), we get a palindrome (4493443944).

The spelling of 1163220333 in words is "one billion, one hundred sixty-three million, two hundred twenty thousand, three hundred thirty-three".