1019043396 has 96 divisors (see below), whose sum is σ = 3081120000. Its totient is φ = 291144672.

The previous prime is 1019043353. The next prime is 1019043407. The reversal of 1019043396 is 6933409101.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1019043396.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23290 + ... + 50798.

It is an arithmetic number, because the mean of its divisors is an integer number (32095000).

Almost surely, 2^1019043396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1019043396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1540560000).

1019043396 is an abundant number, since it is smaller than the sum of its proper divisors (2062076604).

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

1019043396 is a wasteful number, since it uses less digits than its factorization.

1019043396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27543 (or 27521 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 1019043396 is about 31922.4591158012. The cubic root of 1019043396 is about 1006.3079250839.

The spelling of 1019043396 in words is "one billion, nineteen million, forty-three thousand, three hundred ninety-six".