1103423 has 8 divisors (see below), whose sum is σ = 1148928. Its totient is φ = 1058904.

The previous prime is 1103371. The next prime is 1103437. The reversal of 1103423 is 3243011.

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 1103423 - 2¹² = 1099327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103398 and 1103407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103483) 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, 2690 + ... + 3072.

It is an arithmetic number, because the mean of its divisors is an integer number (143616).

2^1103423 is an apocalyptic number.

1103423 is a deficient number, since it is larger than the sum of its proper divisors (45505).

1103423 is an equidigital number, since it uses as much as digits as its factorization.

1103423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1103423 is about 1050.4394318570. The cubic root of 1103423 is about 103.3349762717.

Adding to 1103423 its reverse (3243011), we get a palindrome (4346434).

The spelling of 1103423 in words is "one million, one hundred three thousand, four hundred twenty-three".