1043664834 has 16 divisors (see below), whose sum is σ = 2088158688. Its totient is φ = 347750112.

The previous prime is 1043664823. The next prime is 1043664841. The reversal of 1043664834 is 4384663401.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1043664792 and 1043664801.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17532 + ... + 48935.

It is an arithmetic number, because the mean of its divisors is an integer number (130509918).

Almost surely, 2^1043664834 is an apocalyptic number.

1043664834 is an abundant number, since it is smaller than the sum of its proper divisors (1044493854).

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

1043664834 is a wasteful number, since it uses less digits than its factorization.

1043664834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69089.

The product of its (nonzero) digits is 165888, while the sum is 39.

The square root of 1043664834 is about 32305.8018628233. The cubic root of 1043664834 is about 1014.3480923105.

The spelling of 1043664834 in words is "one billion, forty-three million, six hundred sixty-four thousand, eight hundred thirty-four".