1103032313 has 4 divisors (see below), whose sum is σ = 1141067940. Its totient is φ = 1064996688.

The previous prime is 1103032303. The next prime is 1103032339. The reversal of 1103032313 is 3132303011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 832495609 + 270536704 = 28853^2 + 16448^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103032313 - 2²⁰ = 1101983737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103032291 and 1103032300.

It is not an unprimeable number, because it can be changed into a prime (1103032303) 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, 19017770 + ... + 19017827.

It is an arithmetic number, because the mean of its divisors is an integer number (285266985).

Almost surely, 2^1103032313 is an apocalyptic number.

It is an amenable number.

1103032313 is a deficient number, since it is larger than the sum of its proper divisors (38035627).

1103032313 is an equidigital number, since it uses as much as digits as its factorization.

1103032313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38035626.

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

The square root of 1103032313 is about 33211.9302811505. The cubic root of 1103032313 is about 1033.2277895555.

Adding to 1103032313 its reverse (3132303011), we get a palindrome (4235335324).

The spelling of 1103032313 in words is "one billion, one hundred three million, thirty-two thousand, three hundred thirteen".