1116406588 has 12 divisors (see below), whose sum is σ = 2131321752. Its totient is φ = 507457520.

The previous prime is 1116406583. The next prime is 1116406601. The reversal of 1116406588 is 8856046111.

It is a self number, because there is not a number n which added to its sum of digits gives 1116406588.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116406583) 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, 12686395 + ... + 12686482.

It is an arithmetic number, because the mean of its divisors is an integer number (177610146).

Almost surely, 2^1116406588 is an apocalyptic number.

It is an amenable number.

1116406588 is a deficient number, since it is larger than the sum of its proper divisors (1014915164).

1116406588 is a wasteful number, since it uses less digits than its factorization.

1116406588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25372892 (or 25372890 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 1116406588 is about 33412.6710695209. The cubic root of 1116406588 is about 1037.3869893455.

It can be divided in two parts, 1116 and 406588, that added together give a palindrome (407704).

The spelling of 1116406588 in words is "one billion, one hundred sixteen million, four hundred six thousand, five hundred eighty-eight".