1105919998 has 16 divisors (see below), whose sum is σ = 1686653280. Its totient is φ = 543743200.

The previous prime is 1105919993. The next prime is 1105920029. The reversal of 1105919998 is 8999195011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105919993) 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, 45228 + ... + 65248.

It is an arithmetic number, because the mean of its divisors is an integer number (105415830).

Almost surely, 2^1105919998 is an apocalyptic number.

1105919998 is a deficient number, since it is larger than the sum of its proper divisors (580733282).

1105919998 is a wasteful number, since it uses less digits than its factorization.

1105919998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20483.

The product of its (nonzero) digits is 262440, while the sum is 52.

The square root of 1105919998 is about 33255.3754752521. The cubic root of 1105919998 is about 1034.1286505919.

The spelling of 1105919998 in words is "one billion, one hundred five million, nine hundred nineteen thousand, nine hundred ninety-eight".