1116755409 has 32 divisors (see below), whose sum is σ = 1937147904. Its totient is φ = 554906880.

The previous prime is 1116755407. The next prime is 1116755413. The reversal of 1116755409 is 9045576111.

It is not a de Polignac number, because 1116755409 - 2¹ = 1116755407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1116755407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99784 + ... + 110409.

It is an arithmetic number, because the mean of its divisors is an integer number (60535872).

Almost surely, 2^1116755409 is an apocalyptic number.

It is an amenable number.

1116755409 is a deficient number, since it is larger than the sum of its proper divisors (820392495).

1116755409 is a wasteful number, since it uses less digits than its factorization.

1116755409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210237.

The product of its (nonzero) digits is 37800, while the sum is 39.

The square root of 1116755409 is about 33417.8905528162. The cubic root of 1116755409 is about 1037.4950218758.

The spelling of 1116755409 in words is "one billion, one hundred sixteen million, seven hundred fifty-five thousand, four hundred nine".