1343543043 has 12 divisors (see below), whose sum is σ = 1802972760. Its totient is φ = 889941312.

The previous prime is 1343543017. The next prime is 1343543053. The reversal of 1343543043 is 3403453431.

It is not a de Polignac number, because 1343543043 - 2⁶ = 1343542979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1343543043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343543053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64863 + ... + 83031.

It is an arithmetic number, because the mean of its divisors is an integer number (150247730).

Almost surely, 2^1343543043 is an apocalyptic number.

1343543043 is a deficient number, since it is larger than the sum of its proper divisors (459429717).

1343543043 is an equidigital number, since it uses as much as digits as its factorization.

1343543043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18486 (or 18329 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

The square root of 1343543043 is about 36654.3727677886. The cubic root of 1343543043 is about 1103.4445859670. Note that the first 3 decimals are identical.

Adding to 1343543043 its reverse (3403453431), we get a palindrome (4746996474).

The spelling of 1343543043 in words is "one billion, three hundred forty-three million, five hundred forty-three thousand, forty-three".