1103306845 has 4 divisors (see below), whose sum is σ = 1323968220. Its totient is φ = 882645472.

The previous prime is 1103306821. The next prime is 1103306861. The reversal of 1103306845 is 5486033011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 223472601 + 879834244 = 14949^2 + 29662^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103306845 - 2⁹ = 1103306333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110330680 + ... + 110330689.

It is an arithmetic number, because the mean of its divisors is an integer number (330992055).

Almost surely, 2^1103306845 is an apocalyptic number.

It is an amenable number.

1103306845 is a deficient number, since it is larger than the sum of its proper divisors (220661375).

1103306845 is an equidigital number, since it uses as much as digits as its factorization.

1103306845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220661374.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1103306845 is about 33216.0630569006. The cubic root of 1103306845 is about 1033.3135019318.

Adding to 1103306845 its reverse (5486033011), we get a palindrome (6589339856).

The spelling of 1103306845 in words is "one billion, one hundred three million, three hundred six thousand, eight hundred forty-five".