1043130243 has 4 divisors (see below), whose sum is σ = 1390840328. Its totient is φ = 695420160.

The previous prime is 1043130227. The next prime is 1043130271. The reversal of 1043130243 is 3420313401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3420313401 = 3 ⋅1140104467.

It is not a de Polignac number, because 1043130243 - 2⁴ = 1043130227 is a prime.

It is a super-2 number, since 2×1043130243² = 2176241407722478098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043130743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173855038 + ... + 173855043.

It is an arithmetic number, because the mean of its divisors is an integer number (347710082).

Almost surely, 2^1043130243 is an apocalyptic number.

1043130243 is a deficient number, since it is larger than the sum of its proper divisors (347710085).

1043130243 is an equidigital number, since it uses as much as digits as its factorization.

1043130243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347710084.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1043130243 is about 32297.5268867447. The cubic root of 1043130243 is about 1014.1748713184.

Adding to 1043130243 its reverse (3420313401), we get a palindrome (4463443644).

The spelling of 1043130243 in words is "one billion, forty-three million, one hundred thirty thousand, two hundred forty-three".