1152322203 has 32 divisors (see below), whose sum is σ = 1734220800. Its totient is φ = 676256256.

The previous prime is 1152322187. The next prime is 1152322247. The reversal of 1152322203 is 3022232511.

It is not a de Polignac number, because 1152322203 - 2⁴ = 1152322187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152322203.

It is not an unprimeable number, because it can be changed into a prime (1152322253) 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, 69025 + ... + 84077.

It is an arithmetic number, because the mean of its divisors is an integer number (54194400).

Almost surely, 2^1152322203 is an apocalyptic number.

1152322203 is a deficient number, since it is larger than the sum of its proper divisors (581898597).

1152322203 is a wasteful number, since it uses less digits than its factorization.

1152322203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15171.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1152322203 is about 33945.8716635764. The cubic root of 1152322203 is about 1048.3942812978.

Adding to 1152322203 its reverse (3022232511), we get a palindrome (4174554714).

The spelling of 1152322203 in words is "one billion, one hundred fifty-two million, three hundred twenty-two thousand, two hundred three".