1105503423 has 8 divisors (see below), whose sum is σ = 1474924848. Its totient is φ = 736542144.

The previous prime is 1105503407. The next prime is 1105503439. The reversal of 1105503423 is 3243055011.

1105503423 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1105503407) and next prime (1105503439).

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

It is not a de Polignac number, because 1105503423 - 2⁴ = 1105503407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105503393 and 1105503402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105503023) 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, 109390 + ... + 119067.

It is an arithmetic number, because the mean of its divisors is an integer number (184365606).

Almost surely, 2^1105503423 is an apocalyptic number.

1105503423 is a deficient number, since it is larger than the sum of its proper divisors (369421425).

1105503423 is a wasteful number, since it uses less digits than its factorization.

1105503423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230073.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1105503423 is about 33249.1116121920. Note that the first 3 decimals coincide. The cubic root of 1105503423 is about 1033.9987900099.

Adding to 1105503423 its reverse (3243055011), we get a palindrome (4348558434).

The spelling of 1105503423 in words is "one billion, one hundred five million, five hundred three thousand, four hundred twenty-three".