1043159004 has 18 divisors (see below), whose sum is σ = 2636874240. Its totient is φ = 347719656.

The previous prime is 1043159003. The next prime is 1043159041. The reversal of 1043159004 is 4009513401.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043159003) 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 in 5 ways as a sum of consecutive naturals, for example, 14488284 + ... + 14488355.

Almost surely, 2^1043159004 is an apocalyptic number.

It is an amenable number.

1043159004 is an abundant number, since it is smaller than the sum of its proper divisors (1593715236).

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

1043159004 is a wasteful number, since it uses less digits than its factorization.

1043159004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28976649 (or 28976644 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1043159004 is about 32297.9721344855. The cubic root of 1043159004 is about 1014.1841921153.

The spelling of 1043159004 in words is "one billion, forty-three million, one hundred fifty-nine thousand, four".