43144354327 has 2 divisors, whose sum is σ = 43144354328. Its totient is φ = 43144354326.

The previous prime is 43144354321. The next prime is 43144354387. The reversal of 43144354327 is 72345344134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43144354327 - 2²⁷ = 43010136599 is a prime.

It is a super-2 number, since 2×43144354327² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43144354327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43144354321) 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 as a sum of consecutive naturals, namely, 21572177163 + 21572177164.

It is an arithmetic number, because the mean of its divisors is an integer number (21572177164).

Almost surely, 2^43144354327 is an apocalyptic number.

43144354327 is a deficient number, since it is larger than the sum of its proper divisors (1).

43144354327 is an equidigital number, since it uses as much as digits as its factorization.

43144354327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 40.

The spelling of 43144354327 in words is "forty-three billion, one hundred forty-four million, three hundred fifty-four thousand, three hundred twenty-seven".