1043530401 has 64 divisors (see below), whose sum is σ = 1565835264. Its totient is φ = 615859200.

The previous prime is 1043530399. The next prime is 1043530421. The reversal of 1043530401 is 1040353401.

It is not a de Polignac number, because 1043530401 - 2¹ = 1043530399 is a prime.

It is a super-2 number, since 2×1043530401² = 2177911395622441602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1043530421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6401946 + ... + 6402108.

It is an arithmetic number, because the mean of its divisors is an integer number (24466176).

Almost surely, 2^1043530401 is an apocalyptic number.

It is an amenable number.

1043530401 is a deficient number, since it is larger than the sum of its proper divisors (522304863).

1043530401 is a wasteful number, since it uses less digits than its factorization.

1043530401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1043530401 is about 32303.7211633583. The cubic root of 1043530401 is about 1014.3045381899.

Adding to 1043530401 its reverse (1040353401), we get a palindrome (2083883802).

The spelling of 1043530401 in words is "one billion, forty-three million, five hundred thirty thousand, four hundred one".