1019831068 has 12 divisors (see below), whose sum is σ = 1789202632. Its totient is φ = 508630320.

The previous prime is 1019831047. The next prime is 1019831069. The reversal of 1019831068 is 8601389101.

1019831068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1019831069) 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, 319518 + ... + 322693.

Almost surely, 2^1019831068 is an apocalyptic number.

It is an amenable number.

1019831068 is a deficient number, since it is larger than the sum of its proper divisors (769371564).

1019831068 is a wasteful number, since it uses less digits than its factorization.

1019831068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642612 (or 642610 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 1019831068 is about 31934.7940027801. The cubic root of 1019831068 is about 1006.5671343391.

The spelling of 1019831068 in words is "one billion, nineteen million, eight hundred thirty-one thousand, sixty-eight".