1105311323 has 16 divisors (see below), whose sum is σ = 1156406880. Its totient is φ = 1055483136.

The previous prime is 1105311289. The next prime is 1105311331. The reversal of 1105311323 is 3231135011.

It is a cyclic number.

It is not a de Polignac number, because 1105311323 - 2²⁴ = 1088534107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105311295 and 1105311304.

It is not an unprimeable number, because it can be changed into a prime (1105311223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617636 + ... + 619422.

It is an arithmetic number, because the mean of its divisors is an integer number (72275430).

Almost surely, 2^1105311323 is an apocalyptic number.

1105311323 is a deficient number, since it is larger than the sum of its proper divisors (51095557).

1105311323 is a wasteful number, since it uses less digits than its factorization.

1105311323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1105311323 is about 33246.2226876979. Note that the first 3 decimals coincide. The cubic root of 1105311323 is about 1033.9388949221.

Adding to 1105311323 its reverse (3231135011), we get a palindrome (4336446334).

The spelling of 1105311323 in words is "one billion, one hundred five million, three hundred eleven thousand, three hundred twenty-three".