1118564116 has 12 divisors (see below), whose sum is σ = 1957969888. Its totient is φ = 559144152.

The previous prime is 1118564107. The next prime is 1118564119. The reversal of 1118564116 is 6114658111.

It is a super-3 number, since 3×1118564116³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118564119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15006 + ... + 49621.

Almost surely, 2^1118564116 is an apocalyptic number.

It is an amenable number.

1118564116 is a deficient number, since it is larger than the sum of its proper divisors (839405772).

1118564116 is a wasteful number, since it uses less digits than its factorization.

1118564116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68958 (or 68956 counting only the distinct ones).

The product of its digits is 5760, while the sum is 34.

The square root of 1118564116 is about 33444.9415607204. The cubic root of 1118564116 is about 1038.0548318172.

The spelling of 1118564116 in words is "one billion, one hundred eighteen million, five hundred sixty-four thousand, one hundred sixteen".