1105323213 has 16 divisors (see below), whose sum is σ = 1573608960. Its totient is φ = 688450224.

The previous prime is 1105323211. The next prime is 1105323239. The reversal of 1105323213 is 3123235011.

It is not a de Polignac number, because 1105323213 - 2¹ = 1105323211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1105323213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105323211) 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, 183303 + ... + 189236.

It is an arithmetic number, because the mean of its divisors is an integer number (98350560).

Almost surely, 2^1105323213 is an apocalyptic number.

It is an amenable number.

1105323213 is a deficient number, since it is larger than the sum of its proper divisors (468285747).

1105323213 is a wasteful number, since it uses less digits than its factorization.

1105323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372608.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1105323213 is about 33246.4015045238. The cubic root of 1105323213 is about 1033.9426023208.

Adding to 1105323213 its reverse (3123235011), we get a palindrome (4228558224).

The spelling of 1105323213 in words is "one billion, one hundred five million, three hundred twenty-three thousand, two hundred thirteen".