1130043145 has 96 divisors (see below), whose sum is σ = 1876348800. Its totient is φ = 643507200.

The previous prime is 1130043133. The next prime is 1130043149. The reversal of 1130043145 is 5413400311.

It is not a de Polignac number, because 1130043145 - 2⁷ = 1130043017 is a prime.

It is a super-2 number, since 2×1130043145² = 2553995019122982050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1130043149) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1484565 + ... + 1485325.

It is an arithmetic number, because the mean of its divisors is an integer number (19545300).

Almost surely, 2^1130043145 is an apocalyptic number.

It is an amenable number.

1130043145 is a deficient number, since it is larger than the sum of its proper divisors (746305655).

1130043145 is a wasteful number, since it uses less digits than its factorization.

1130043145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839 (or 832 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1130043145 is about 33616.1143649887. The cubic root of 1130043145 is about 1041.5936934765.

Adding to 1130043145 its reverse (5413400311), we get a palindrome (6543443456).

It can be divided in two parts, 11300 and 43145, that added together give a palindrome (54445).

The spelling of 1130043145 in words is "one billion, one hundred thirty million, forty-three thousand, one hundred forty-five".