1105344321 has 8 divisors (see below), whose sum is σ = 1474027680. Its totient is φ = 736778592.

The previous prime is 1105344307. The next prime is 1105344329. The reversal of 1105344321 is 1234435011.

It is a happy number.

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

It is not a de Polignac number, because 1105344321 - 2¹³ = 1105336129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105344291 and 1105344300.

It is not an unprimeable number, because it can be changed into a prime (1105344329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4455 + ... + 47228.

It is an arithmetic number, because the mean of its divisors is an integer number (184253460).

Almost surely, 2^1105344321 is an apocalyptic number.

It is an amenable number.

1105344321 is a deficient number, since it is larger than the sum of its proper divisors (368683359).

1105344321 is an equidigital number, since it uses as much as digits as its factorization.

1105344321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58815.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1105344321 is about 33246.7189508980. The cubic root of 1105344321 is about 1033.9491839014.

Adding to 1105344321 its reverse (1234435011), we get a palindrome (2339779332).

The spelling of 1105344321 in words is "one billion, one hundred five million, three hundred forty-four thousand, three hundred twenty-one".