1145043343 has 2 divisors, whose sum is σ = 1145043344. Its totient is φ = 1145043342.

The previous prime is 1145043287. The next prime is 1145043401. The reversal of 1145043343 is 3433405411.

It is a weak prime.

It is an emirp because it is prime and its reverse (3433405411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1145043343 - 2⁹ = 1145042831 is a prime.

It is a super-2 number, since 2×1145043343² = 2622248514697231298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145043043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572521671 + 572521672.

It is an arithmetic number, because the mean of its divisors is an integer number (572521672).

Almost surely, 2^1145043343 is an apocalyptic number.

1145043343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145043343 is an equidigital number, since it uses as much as digits as its factorization.

1145043343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 1145043343 is about 33838.4890767895. The cubic root of 1145043343 is about 1046.1821570630.

Adding to 1145043343 its reverse (3433405411), we get a palindrome (4578448754).

The spelling of 1145043343 in words is "one billion, one hundred forty-five million, forty-three thousand, three hundred forty-three".