1116400758 has 16 divisors (see below), whose sum is σ = 2435783616. Its totient is φ = 338303240.

The previous prime is 1116400721. The next prime is 1116400759. The reversal of 1116400758 is 8570046111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116400759) 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, 8457516 + ... + 8457647.

It is an arithmetic number, because the mean of its divisors is an integer number (152236476).

Almost surely, 2^1116400758 is an apocalyptic number.

1116400758 is an abundant number, since it is smaller than the sum of its proper divisors (1319382858).

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

1116400758 is a wasteful number, since it uses less digits than its factorization.

1116400758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16915179.

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 1116400758 is about 33412.5838270553. The cubic root of 1116400758 is about 1037.3851835587.

Adding to 1116400758 its reverse (8570046111), we get a palindrome (9686446869).

The spelling of 1116400758 in words is "one billion, one hundred sixteen million, four hundred thousand, seven hundred fifty-eight".