43242604001 has 2 divisors, whose sum is σ = 43242604002. Its totient is φ = 43242604000.

The previous prime is 43242603973. The next prime is 43242604057. The reversal of 43242604001 is 10040624234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41208594001 + 2034010000 = 202999^2 + 45100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43242604001 is a prime.

It is not a weakly prime, because it can be changed into another prime (43242604061) 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, 21621302000 + 21621302001.

It is an arithmetic number, because the mean of its divisors is an integer number (21621302001).

Almost surely, 2^43242604001 is an apocalyptic number.

It is an amenable number.

43242604001 is a deficient number, since it is larger than the sum of its proper divisors (1).

43242604001 is an equidigital number, since it uses as much as digits as its factorization.

43242604001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

The spelling of 43242604001 in words is "forty-three billion, two hundred forty-two million, six hundred four thousand, one".