1116545958 has 80 divisors (see below), whose sum is σ = 2889962064. Its totient is φ = 318435840.

The previous prime is 1116545923. The next prime is 1116545993. The reversal of 1116545958 is 8595456111.

1116545958 is a `hidden beast` number, since 1 + 1 + 1 + 6 + 54 + 595 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (1116545923) and next prime (1116545993).

It is a super-2 number, since 2×1116545958² = 2493349752652275528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11866 + ... + 48722.

Almost surely, 2^1116545958 is an apocalyptic number.

1116545958 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116545958, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1444981032).

1116545958 is an abundant number, since it is smaller than the sum of its proper divisors (1773416106).

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

1116545958 is a wasteful number, since it uses less digits than its factorization.

1116545958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36899 (or 36890 counting only the distinct ones).

The product of its digits is 216000, while the sum is 45.

The square root of 1116545958 is about 33414.7565904646. The cubic root of 1116545958 is about 1037.4301559989.

The spelling of 1116545958 in words is "one billion, one hundred sixteen million, five hundred forty-five thousand, nine hundred fifty-eight".