1105112999 has 4 divisors (see below), whose sum is σ = 1170119664. Its totient is φ = 1040106336.

The previous prime is 1105112963. The next prime is 1105113001. The reversal of 1105112999 is 9992115011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105112999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105112299) 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 3 ways as a sum of consecutive naturals, for example, 32503307 + ... + 32503340.

It is an arithmetic number, because the mean of its divisors is an integer number (292529916).

Almost surely, 2^1105112999 is an apocalyptic number.

1105112999 is a deficient number, since it is larger than the sum of its proper divisors (65006665).

1105112999 is an equidigital number, since it uses as much as digits as its factorization.

1105112999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65006664.

The product of its (nonzero) digits is 7290, while the sum is 38.

The square root of 1105112999 is about 33243.2398992637. The cubic root of 1105112999 is about 1033.8770519648.

The spelling of 1105112999 in words is "one billion, one hundred five million, one hundred twelve thousand, nine hundred ninety-nine".