1150533203 has 4 divisors (see below), whose sum is σ = 1166737968. Its totient is φ = 1134328440.

The previous prime is 1150533193. The next prime is 1150533227. The reversal of 1150533203 is 3023350511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1150533203 - 2⁴ = 1150533187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150533233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8102276 + ... + 8102417.

It is an arithmetic number, because the mean of its divisors is an integer number (291684492).

Almost surely, 2^1150533203 is an apocalyptic number.

1150533203 is a deficient number, since it is larger than the sum of its proper divisors (16204765).

1150533203 is an equidigital number, since it uses as much as digits as its factorization.

1150533203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16204764.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 1150533203 is about 33919.5106538995. The cubic root of 1150533203 is about 1047.8514502434.

Adding to 1150533203 its reverse (3023350511), we get a palindrome (4173883714).

The spelling of 1150533203 in words is "one billion, one hundred fifty million, five hundred thirty-three thousand, two hundred three".