1117836852 has 24 divisors (see below), whose sum is σ = 2845403232. Its totient is φ = 338738400.

The previous prime is 1117836821. The next prime is 1117836857. The reversal of 1117836852 is 2586387111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117836857) 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, 4234099 + ... + 4234362.

It is an arithmetic number, because the mean of its divisors is an integer number (118558468).

Almost surely, 2^1117836852 is an apocalyptic number.

1117836852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1117836852 is an abundant number, since it is smaller than the sum of its proper divisors (1727566380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1117836852 is a wasteful number, since it uses less digits than its factorization.

1117836852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8468479 (or 8468477 counting only the distinct ones).

The product of its digits is 80640, while the sum is 42.

The square root of 1117836852 is about 33434.0672368768. The cubic root of 1117836852 is about 1037.8298101214.

The spelling of 1117836852 in words is "one billion, one hundred seventeen million, eight hundred thirty-six thousand, eight hundred fifty-two".