1103132303 has 32 divisors (see below), whose sum is σ = 1406533632. Its totient is φ = 841622400.

The previous prime is 1103132299. The next prime is 1103132321. The reversal of 1103132303 is 3032313011.

It is a cyclic number.

It is not a de Polignac number, because 1103132303 - 2² = 1103132299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103132383) 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, 1079933 + ... + 1080953.

It is an arithmetic number, because the mean of its divisors is an integer number (43954176).

Almost surely, 2^1103132303 is an apocalyptic number.

1103132303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1103132303 is a deficient number, since it is larger than the sum of its proper divisors (303401329).

1103132303 is a wasteful number, since it uses less digits than its factorization.

1103132303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1103132303 is about 33213.4355795964. The cubic root of 1103132303 is about 1033.2590093496.

Adding to 1103132303 its reverse (3032313011), we get a palindrome (4135445314).

It can be divided in two parts, 11031 and 32303, that added together give a palindrome (43334).

The spelling of 1103132303 in words is "one billion, one hundred three million, one hundred thirty-two thousand, three hundred three".