43530606343 has 4 divisors (see below), whose sum is σ = 49749264400. Its totient is φ = 37311948288.

The previous prime is 43530606337. The next prime is 43530606359. The reversal of 43530606343 is 34360603534.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43530606343 - 2³³ = 34940671751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43530606373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3109329018 + ... + 3109329031.

It is an arithmetic number, because the mean of its divisors is an integer number (12437316100).

Almost surely, 2^43530606343 is an apocalyptic number.

43530606343 is a deficient number, since it is larger than the sum of its proper divisors (6218658057).

43530606343 is an equidigital number, since it uses as much as digits as its factorization.

43530606343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218658056.

The product of its (nonzero) digits is 233280, while the sum is 37.

The spelling of 43530606343 in words is "forty-three billion, five hundred thirty million, six hundred six thousand, three hundred forty-three".