1043405424 has 30 divisors (see below), whose sum is σ = 2920086416. Its totient is φ = 347801760.

The previous prime is 1043405399. The next prime is 1043405477. The reversal of 1043405424 is 4245043401.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3622792 + ... + 3623079.

Almost surely, 2^1043405424 is an apocalyptic number.

It is an amenable number.

1043405424 is an abundant number, since it is smaller than the sum of its proper divisors (1876680992).

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

1043405424 is a wasteful number, since it uses less digits than its factorization.

1043405424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245885 (or 7245876 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1043405424 is about 32301.7866998097. The cubic root of 1043405424 is about 1014.2640443052.

Adding to 1043405424 its reverse (4245043401), we get a palindrome (5288448825).

The spelling of 1043405424 in words is "one billion, forty-three million, four hundred five thousand, four hundred twenty-four".