43004322373 has 2 divisors, whose sum is σ = 43004322374. Its totient is φ = 43004322372.

The previous prime is 43004322367. The next prime is 43004322419. The reversal of 43004322373 is 37322340034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21879734724 + 21124587649 = 147918^2 + 145343^2 .

It is a cyclic number.

It is not a de Polignac number, because 43004322373 - 2⁵ = 43004322341 is a prime.

It is a super-2 number, since 2×43004322373² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43004322073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21502161186 + 21502161187.

It is an arithmetic number, because the mean of its divisors is an integer number (21502161187).

Almost surely, 2^43004322373 is an apocalyptic number.

It is an amenable number.

43004322373 is a deficient number, since it is larger than the sum of its proper divisors (1).

43004322373 is an equidigital number, since it uses as much as digits as its factorization.

43004322373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 31.

The spelling of 43004322373 in words is "forty-three billion, four million, three hundred twenty-two thousand, three hundred seventy-three".