4243234020013 has 2 divisors, whose sum is σ = 4243234020014. Its totient is φ = 4243234020012.

The previous prime is 4243234019953. The next prime is 4243234020079. The reversal of 4243234020013 is 3100204323424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3430933789284 + 812300230729 = 1852278^2 + 901277^2 .

It is a cyclic number.

It is not a de Polignac number, because 4243234020013 - 2²⁹ = 4242697149101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4243234020913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121617010006 + 2121617010007.

It is an arithmetic number, because the mean of its divisors is an integer number (2121617010007).

Almost surely, 2^{4243234020013} is an apocalyptic number.

It is an amenable number.

4243234020013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243234020013 is an equidigital number, since it uses as much as digits as its factorization.

4243234020013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 4243234020013 its reverse (3100204323424), we get a palindrome (7343438343437).

The spelling of 4243234020013 in words is "four trillion, two hundred forty-three billion, two hundred thirty-four million, twenty thousand, thirteen".