1103112999 has 10 divisors (see below), whose sum is σ = 1647860280. Its totient is φ = 735408612.

The previous prime is 1103112977. The next prime is 1103113019. The reversal of 1103112999 is 9992113011.

It is not a de Polignac number, because 1103112999 - 2⁸ = 1103112743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103112299) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6809259 + ... + 6809420.

It is an arithmetic number, because the mean of its divisors is an integer number (164786028).

Almost surely, 2^1103112999 is an apocalyptic number.

1103112999 is a deficient number, since it is larger than the sum of its proper divisors (544747281).

1103112999 is an equidigital number, since it uses as much as digits as its factorization.

1103112999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13618691 (or 13618682 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 36.

The square root of 1103112999 is about 33213.1449730374. The cubic root of 1103112999 is about 1033.2529822248.

The spelling of 1103112999 in words is "one billion, one hundred three million, one hundred twelve thousand, nine hundred ninety-nine".