1103023 has 4 divisors (see below), whose sum is σ = 1129968. Its totient is φ = 1076080.

The previous prime is 1103017. The next prime is 1103029. The reversal of 1103023 is 3203011.

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

It is an interprime number because it is at equal distance from previous prime (1103017) and next prime (1103029).

It is a cyclic number.

It is not a de Polignac number, because 1103023 - 2⁵ = 1102991 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13411 + ... + 13492.

It is an arithmetic number, because the mean of its divisors is an integer number (282492).

2^1103023 is an apocalyptic number.

1103023 is a deficient number, since it is larger than the sum of its proper divisors (26945).

1103023 is an equidigital number, since it uses as much as digits as its factorization.

1103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26944.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1103023 is about 1050.2490180905. The cubic root of 1103023 is about 103.3224881669.

Adding to 1103023 its reverse (3203011), we get a palindrome (4306034).

The spelling of 1103023 in words is "one million, one hundred three thousand, twenty-three".