1121113119 has 16 divisors (see below), whose sum is σ = 1709063168. Its totient is φ = 640373472.

The previous prime is 1121113111. The next prime is 1121113141. The reversal of 1121113119 is 9113111211.

It is not a de Polignac number, because 1121113119 - 2³ = 1121113111 is a prime.

It is a super-2 number, since 2×1121113119² = 2513789251187816322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121113095 and 1121113104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121113111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49194 + ... + 68280.

It is an arithmetic number, because the mean of its divisors is an integer number (106816448).

Almost surely, 2^1121113119 is an apocalyptic number.

1121113119 is a deficient number, since it is larger than the sum of its proper divisors (587950049).

1121113119 is a wasteful number, since it uses less digits than its factorization.

1121113119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21894.

The product of its digits is 54, while the sum is 21.

The square root of 1121113119 is about 33483.0273272893. The cubic root of 1121113119 is about 1038.8427459723.

The spelling of 1121113119 in words is "one billion, one hundred twenty-one million, one hundred thirteen thousand, one hundred nineteen".