1117782443 has 8 divisors (see below), whose sum is σ = 1125499200. Its totient is φ = 1110076488.

The previous prime is 1117782437. The next prime is 1117782503. The reversal of 1117782443 is 3442877111.

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 1117782443 - 2⁴ = 1117782427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1117782397 and 1117782406.

It is not an unprimeable number, because it can be changed into a prime (1117782143) 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, 419048 + ... + 421706.

It is an arithmetic number, because the mean of its divisors is an integer number (140687400).

Almost surely, 2^1117782443 is an apocalyptic number.

1117782443 is a deficient number, since it is larger than the sum of its proper divisors (7716757).

1117782443 is a wasteful number, since it uses less digits than its factorization.

1117782443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5401.

The product of its digits is 37632, while the sum is 38.

The square root of 1117782443 is about 33433.2535509184. The cubic root of 1117782443 is about 1037.8129715883.

The spelling of 1117782443 in words is "one billion, one hundred seventeen million, seven hundred eighty-two thousand, four hundred forty-three".