1105801899 has 8 divisors (see below), whose sum is σ = 1521964032. Its totient is φ = 713420520.

The previous prime is 1105801897. The next prime is 1105801909. The reversal of 1105801899 is 9981085011.

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

It is not a de Polignac number, because 1105801899 - 2¹ = 1105801897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1105801899.

It is not an unprimeable number, because it can be changed into a prime (1105801891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5945079 + ... + 5945264.

It is an arithmetic number, because the mean of its divisors is an integer number (190245504).

Almost surely, 2^1105801899 is an apocalyptic number.

1105801899 is a deficient number, since it is larger than the sum of its proper divisors (416162133).

1105801899 is a wasteful number, since it uses less digits than its factorization.

1105801899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11890377.

The product of its (nonzero) digits is 25920, while the sum is 42.

The square root of 1105801899 is about 33253.5997900979. The cubic root of 1105801899 is about 1034.0918384333.

The spelling of 1105801899 in words is "one billion, one hundred five million, eight hundred one thousand, eight hundred ninety-nine".