1123331113 has 8 divisors (see below), whose sum is σ = 1128204000. Its totient is φ = 1118466720.

The previous prime is 1123331071. The next prime is 1123331189. The reversal of 1123331113 is 3111333211.

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

It is a cyclic number.

It is not a de Polignac number, because 1123331113 - 2¹⁷ = 1123200041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123331513) 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, 458973 + ... + 461413.

It is an arithmetic number, because the mean of its divisors is an integer number (141025500).

Almost surely, 2^1123331113 is an apocalyptic number.

It is an amenable number.

1123331113 is a deficient number, since it is larger than the sum of its proper divisors (4872887).

1123331113 is a wasteful number, since it uses less digits than its factorization.

1123331113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4247.

The product of its digits is 162, while the sum is 19.

The square root of 1123331113 is about 33516.1321306621. The cubic root of 1123331113 is about 1039.5273718467.

Adding to 1123331113 its reverse (3111333211), we get a palindrome (4234664324).

The spelling of 1123331113 in words is "one billion, one hundred twenty-three million, three hundred thirty-one thousand, one hundred thirteen".