1105444545 has 8 divisors (see below), whose sum is σ = 1768711296. Its totient is φ = 589570416.

The previous prime is 1105444519. The next prime is 1105444589. The reversal of 1105444545 is 5454445011.

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

It is not a de Polignac number, because 1105444545 - 2⁸ = 1105444289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36848137 + ... + 36848166.

It is an arithmetic number, because the mean of its divisors is an integer number (221088912).

Almost surely, 2^1105444545 is an apocalyptic number.

1105444545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105444545 is a deficient number, since it is larger than the sum of its proper divisors (663266751).

1105444545 is an equidigital number, since it uses as much as digits as its factorization.

1105444545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73696311.

The product of its (nonzero) digits is 32000, while the sum is 33.

The square root of 1105444545 is about 33248.2261932874. The cubic root of 1105444545 is about 1033.9804331056.

Adding to 1105444545 its reverse (5454445011), we get a palindrome (6559889556).

The spelling of 1105444545 in words is "one billion, one hundred five million, four hundred forty-four thousand, five hundred forty-five".