1123274117 has 8 divisors (see below), whose sum is σ = 1284971712. Its totient is φ = 961884000.

The previous prime is 1123274111. The next prime is 1123274137. The reversal of 1123274117 is 7114723211.

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

It is not a de Polignac number, because 1123274117 - 2²⁰ = 1122225541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1123274117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123274111) 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, 68984 + ... + 83697.

It is an arithmetic number, because the mean of its divisors is an integer number (160621464).

Almost surely, 2^1123274117 is an apocalyptic number.

It is an amenable number.

1123274117 is a deficient number, since it is larger than the sum of its proper divisors (161697595).

1123274117 is a wasteful number, since it uses less digits than its factorization.

1123274117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153739.

The product of its digits is 2352, while the sum is 29.

The square root of 1123274117 is about 33515.2818427654. The cubic root of 1123274117 is about 1039.5097902380.

Adding to 1123274117 its reverse (7114723211), we get a palindrome (8237997328).

The spelling of 1123274117 in words is "one billion, one hundred twenty-three million, two hundred seventy-four thousand, one hundred seventeen".