1047834889 has 2 divisors, whose sum is σ = 1047834890. Its totient is φ = 1047834888.

The previous prime is 1047834863. The next prime is 1047834917. The reversal of 1047834889 is 9884387401.

1047834889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 707985664 + 339849225 = 26608^2 + 18435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1047834889 - 2⁷ = 1047834761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1047834589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523917444 + 523917445.

It is an arithmetic number, because the mean of its divisors is an integer number (523917445).

Almost surely, 2^1047834889 is an apocalyptic number.

It is an amenable number.

1047834889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047834889 is an equidigital number, since it uses as much as digits as its factorization.

1047834889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The square root of 1047834889 is about 32370.2778641148. The cubic root of 1047834889 is about 1015.6972694407.

The spelling of 1047834889 in words is "one billion, forty-seven million, eight hundred thirty-four thousand, eight hundred eighty-nine".