1105055999 has 8 divisors (see below), whose sum is σ = 1169344512. Its totient is φ = 1042121080.

The previous prime is 1105055983. The next prime is 1105056013. The reversal of 1105055999 is 9995505011.

It is a happy number.

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 1105055999 - 2⁴ = 1105055983 is a prime.

It is a super-2 number, since 2×1105055999² = 2442297521851776002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105055909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336719 + ... + 339984.

It is an arithmetic number, because the mean of its divisors is an integer number (146168064).

Almost surely, 2^1105055999 is an apocalyptic number.

1105055999 is a deficient number, since it is larger than the sum of its proper divisors (64288513).

1105055999 is an equidigital number, since it uses as much as digits as its factorization.

1105055999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676797.

The product of its (nonzero) digits is 91125, while the sum is 44.

The square root of 1105055999 is about 33242.3825710493. The cubic root of 1105055999 is about 1033.8592764054.

The spelling of 1105055999 in words is "one billion, one hundred five million, fifty-five thousand, nine hundred ninety-nine".