1152203103 has 32 divisors (see below), whose sum is σ = 1756634880. Its totient is φ = 745990560.

The previous prime is 1152203083. The next prime is 1152203119. The reversal of 1152203103 is 3013022511.

It is not a de Polignac number, because 1152203103 - 2¹⁴ = 1152186719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152203183) 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 31 ways as a sum of consecutive naturals, for example, 207400 + ... + 212882.

It is an arithmetic number, because the mean of its divisors is an integer number (54894840).

Almost surely, 2^1152203103 is an apocalyptic number.

1152203103 is a deficient number, since it is larger than the sum of its proper divisors (604431777).

1152203103 is a wasteful number, since it uses less digits than its factorization.

1152203103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716 (or 5710 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1152203103 is about 33944.1173548525. The cubic root of 1152203103 is about 1048.3581605957.

Adding to 1152203103 its reverse (3013022511), we get a palindrome (4165225614).

The spelling of 1152203103 in words is "one billion, one hundred fifty-two million, two hundred three thousand, one hundred three".