1103143323 has 8 divisors (see below), whose sum is σ = 1479360528. Its totient is φ = 731177504.

The previous prime is 1103143309. The next prime is 1103143333. The reversal of 1103143323 is 3233413011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1103143323 - 2⁵ = 1103143291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1103143323.

It is not an unprimeable number, because it can be changed into a prime (1103143303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1062240 + ... + 1063277.

It is an arithmetic number, because the mean of its divisors is an integer number (184920066).

Almost surely, 2^1103143323 is an apocalyptic number.

1103143323 is a deficient number, since it is larger than the sum of its proper divisors (376217205).

1103143323 is a wasteful number, since it uses less digits than its factorization.

1103143323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125693.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1103143323 is about 33213.6014759014. The cubic root of 1103143323 is about 1033.2624499996.

Adding to 1103143323 its reverse (3233413011), we get a palindrome (4336556334).

The spelling of 1103143323 in words is "one billion, one hundred three million, one hundred forty-three thousand, three hundred twenty-three".