1109516838 has 8 divisors (see below), whose sum is σ = 2219033688. Its totient is φ = 369838944.

The previous prime is 1109516819. The next prime is 1109516869. The reversal of 1109516838 is 8386159011.

It is a sphenic number, since it is the product of 3 distinct primes.

1109516838 is an admirable number.

It is a super-2 number, since 2×1109516838² = 2462055227611036488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1109516838.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92459731 + ... + 92459742.

It is an arithmetic number, because the mean of its divisors is an integer number (277379211).

Almost surely, 2^1109516838 is an apocalyptic number.

1109516838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1109516838 is a wasteful number, since it uses less digits than its factorization.

1109516838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184919478.

The product of its (nonzero) digits is 51840, while the sum is 42.

The square root of 1109516838 is about 33309.4106522466. The cubic root of 1109516838 is about 1035.2485538086.

The spelling of 1109516838 in words is "one billion, one hundred nine million, five hundred sixteen thousand, eight hundred thirty-eight".