1116694143 has 12 divisors (see below), whose sum is σ = 1615286920. Its totient is φ = 743408496.

The previous prime is 1116694129. The next prime is 1116694157. The reversal of 1116694143 is 3414966111.

It is an interprime number because it is at equal distance from previous prime (1116694129) and next prime (1116694157).

It is not a de Polignac number, because 1116694143 - 2⁸ = 1116693887 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1116694098 and 1116694107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116694123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81121 + ... + 93882.

Almost surely, 2^1116694143 is an apocalyptic number.

1116694143 is a deficient number, since it is larger than the sum of its proper divisors (498592777).

1116694143 is a wasteful number, since it uses less digits than its factorization.

1116694143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175718 (or 175715 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 1116694143 is about 33416.9738755621. The cubic root of 1116694143 is about 1037.4760489560.

The spelling of 1116694143 in words is "one billion, one hundred sixteen million, six hundred ninety-four thousand, one hundred forty-three".