1119891368 has 16 divisors (see below), whose sum is σ = 2167532160. Its totient is φ = 541882800.

The previous prime is 1119891329. The next prime is 1119891379. The reversal of 1119891368 is 8631989111.

It is a super-2 number, since 2×1119891368² = 2508313352241822848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257598 + ... + 2258093.

It is an arithmetic number, because the mean of its divisors is an integer number (135470760).

Almost surely, 2^1119891368 is an apocalyptic number.

It is an amenable number.

1119891368 is a deficient number, since it is larger than the sum of its proper divisors (1047640792).

1119891368 is a wasteful number, since it uses less digits than its factorization.

1119891368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515728 (or 4515724 counting only the distinct ones).

The product of its digits is 93312, while the sum is 47.

The square root of 1119891368 is about 33464.7780210776. The cubic root of 1119891368 is about 1038.4652436287.

The spelling of 1119891368 in words is "one billion, one hundred nineteen million, eight hundred ninety-one thousand, three hundred sixty-eight".