1034919989 has 4 divisors (see below), whose sum is σ = 1050366624. Its totient is φ = 1019473356.

The previous prime is 1034919967. The next prime is 1034920009. The reversal of 1034919989 is 9899194301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9899194301 = 157 ⋅63052193.

It is a cyclic number.

It is not a de Polignac number, because 1034919989 - 2⁸ = 1034919733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1034919989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034919689) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7723217 + ... + 7723350.

It is an arithmetic number, because the mean of its divisors is an integer number (262591656).

Almost surely, 2^1034919989 is an apocalyptic number.

It is an amenable number.

1034919989 is a deficient number, since it is larger than the sum of its proper divisors (15446635).

1034919989 is an equidigital number, since it uses as much as digits as its factorization.

1034919989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15446634.

The product of its (nonzero) digits is 629856, while the sum is 53.

The square root of 1034919989 is about 32170.1723495539. The cubic root of 1034919989 is about 1011.5070756487.

The spelling of 1034919989 in words is "one billion, thirty-four million, nine hundred nineteen thousand, nine hundred eighty-nine".