1119931816 has 16 divisors (see below), whose sum is σ = 2102436000. Its totient is φ = 559282224.

The previous prime is 1119931807. The next prime is 1119931819. The reversal of 1119931816 is 6181399111.

It is not an unprimeable number, because it can be changed into a prime (1119931819) 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, 78466 + ... + 91633.

It is an arithmetic number, because the mean of its divisors is an integer number (131402250).

Almost surely, 2^1119931816 is an apocalyptic number.

It is an amenable number.

1119931816 is a deficient number, since it is larger than the sum of its proper divisors (982504184).

1119931816 is a wasteful number, since it uses less digits than its factorization.

1119931816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170928 (or 170924 counting only the distinct ones).

The product of its digits is 11664, while the sum is 40.

The square root of 1119931816 is about 33465.3823525147. The cubic root of 1119931816 is about 1038.4777458343.

The spelling of 1119931816 in words is "one billion, one hundred nineteen million, nine hundred thirty-one thousand, eight hundred sixteen".