1109736856 has 16 divisors (see below), whose sum is σ = 2136993840. Its totient is φ = 539871840.

The previous prime is 1109736847. The next prime is 1109736869. The reversal of 1109736856 is 6586379011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874260 + ... + 1874851.

It is an arithmetic number, because the mean of its divisors is an integer number (133562115).

Almost surely, 2^1109736856 is an apocalyptic number.

It is an amenable number.

1109736856 is a deficient number, since it is larger than the sum of its proper divisors (1027256984).

1109736856 is a wasteful number, since it uses less digits than its factorization.

1109736856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3749154 (or 3749150 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 1109736856 is about 33312.7131287741. The cubic root of 1109736856 is about 1035.3169794675.

The spelling of 1109736856 in words is "one billion, one hundred nine million, seven hundred thirty-six thousand, eight hundred fifty-six".