1019112944 has 10 divisors (see below), whose sum is σ = 1974531360. Its totient is φ = 509556464.

The previous prime is 1019112931. The next prime is 1019112949. The reversal of 1019112944 is 4492119101.

It is a self number, because there is not a number n which added to its sum of digits gives 1019112944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1019112949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31847264 + ... + 31847295.

It is an arithmetic number, because the mean of its divisors is an integer number (197453136).

Almost surely, 2^1019112944 is an apocalyptic number.

It is an amenable number.

1019112944 is a deficient number, since it is larger than the sum of its proper divisors (955418416).

1019112944 is an equidigital number, since it uses as much as digits as its factorization.

1019112944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63694567 (or 63694561 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 1019112944 is about 31923.5484243215. The cubic root of 1019112944 is about 1006.3308175049.

The spelling of 1019112944 in words is "one billion, nineteen million, one hundred twelve thousand, nine hundred forty-four".