1163800103 has 12 divisors (see below), whose sum is σ = 1230279480. Its totient is φ = 1100750256.

The previous prime is 1163800087. The next prime is 1163800147. The reversal of 1163800103 is 3010083611.

It is not a de Polignac number, because 1163800103 - 2⁴ = 1163800087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163800163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253676 + ... + 258222.

It is an arithmetic number, because the mean of its divisors is an integer number (102523290).

Almost surely, 2^1163800103 is an apocalyptic number.

1163800103 is a deficient number, since it is larger than the sum of its proper divisors (66479377).

1163800103 is an equidigital number, since it uses as much as digits as its factorization.

1163800103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5294 (or 5275 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1163800103 is about 34114.5145502614. The cubic root of 1163800103 is about 1051.8636902499.

Adding to 1163800103 its reverse (3010083611), we get a palindrome (4173883714).

The spelling of 1163800103 in words is "one billion, one hundred sixty-three million, eight hundred thousand, one hundred three".