1105504055 has 8 divisors (see below), whose sum is σ = 1327859232. Its totient is φ = 883567008.

The previous prime is 1105504031. The next prime is 1105504073. The reversal of 1105504055 is 5504055011.

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

It is a cyclic number.

It is not a de Polignac number, because 1105504055 - 2¹⁶ = 1105438519 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 98684 + ... + 109313.

It is an arithmetic number, because the mean of its divisors is an integer number (165982404).

Almost surely, 2^1105504055 is an apocalyptic number.

1105504055 is a deficient number, since it is larger than the sum of its proper divisors (222355177).

1105504055 is a wasteful number, since it uses less digits than its factorization.

1105504055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209065.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 1105504055 is about 33249.1211162040. The cubic root of 1105504055 is about 1033.9989870505.

Adding to 1105504055 its reverse (5504055011), we get a palindrome (6609559066).

The spelling of 1105504055 in words is "one billion, one hundred five million, five hundred four thousand, fifty-five".