1043040404 has 24 divisors (see below), whose sum is σ = 2088092160. Its totient is φ = 446586336.

The previous prime is 1043040373. The next prime is 1043040407. The reversal of 1043040404 is 4040403401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043040407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12509 + ... + 47355.

It is an arithmetic number, because the mean of its divisors is an integer number (87003840).

Almost surely, 2^1043040404 is an apocalyptic number.

1043040404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1043040404 is an abundant number, since it is smaller than the sum of its proper divisors (1045051756).

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

1043040404 is a wasteful number, since it uses less digits than its factorization.

1043040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35927 (or 35925 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1043040404 is about 32296.1360537139. The cubic root of 1043040404 is about 1014.1457554042.

Adding to 1043040404 its reverse (4040403401), we get a palindrome (5083443805).

The spelling of 1043040404 in words is "one billion, forty-three million, forty thousand, four hundred four".