1117856383 has 6 divisors (see below), whose sum is σ = 1277651256. Its totient is φ = 958086792.

The previous prime is 1117856371. The next prime is 1117856387. The reversal of 1117856383 is 3836587111.

It is not a de Polignac number, because 1117856383 - 2¹⁷ = 1117725311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117856387) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82141 + ... + 94777.

It is an arithmetic number, because the mean of its divisors is an integer number (212941876).

Almost surely, 2^1117856383 is an apocalyptic number.

1117856383 is a deficient number, since it is larger than the sum of its proper divisors (159794873).

1117856383 is an frugal number, since it uses more digits than its factorization.

1117856383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25281 (or 12644 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The square root of 1117856383 is about 33434.3593179232. The cubic root of 1117856383 is about 1037.8358544548.

The spelling of 1117856383 in words is "one billion, one hundred seventeen million, eight hundred fifty-six thousand, three hundred eighty-three".