1150221233 has 16 divisors (see below), whose sum is σ = 1350433920. Its totient is φ = 959164416.

The previous prime is 1150221203. The next prime is 1150221251. The reversal of 1150221233 is 3321220511.

It is not a de Polignac number, because 1150221233 - 2¹² = 1150217137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150221203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69923 + ... + 84791.

It is an arithmetic number, because the mean of its divisors is an integer number (84402120).

Almost surely, 2^1150221233 is an apocalyptic number.

It is an amenable number.

1150221233 is a deficient number, since it is larger than the sum of its proper divisors (200212687).

1150221233 is a wasteful number, since it uses less digits than its factorization.

1150221233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15176.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1150221233 is about 33914.9116613917. The cubic root of 1150221233 is about 1047.7567324880.

Adding to 1150221233 its reverse (3321220511), we get a palindrome (4471441744).

The spelling of 1150221233 in words is "one billion, one hundred fifty million, two hundred twenty-one thousand, two hundred thirty-three".