1130005443 has 16 divisors (see below), whose sum is σ = 1758551040. Its totient is φ = 631978176.

The previous prime is 1130005403. The next prime is 1130005463. The reversal of 1130005443 is 3445000311.

It is not a de Polignac number, because 1130005443 - 2¹⁰ = 1130004419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1130005403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 571458 + ... + 573431.

It is an arithmetic number, because the mean of its divisors is an integer number (109909440).

Almost surely, 2^1130005443 is an apocalyptic number.

1130005443 is a deficient number, since it is larger than the sum of its proper divisors (628545597).

1130005443 is a wasteful number, since it uses less digits than its factorization.

1130005443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144946.

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

The square root of 1130005443 is about 33615.5535875880. The cubic root of 1130005443 is about 1041.5821096703.

Adding to 1130005443 its reverse (3445000311), we get a palindrome (4575005754).

The spelling of 1130005443 in words is "one billion, one hundred thirty million, five thousand, four hundred forty-three".