42014564243 has 2 divisors, whose sum is σ = 42014564244. Its totient is φ = 42014564242.

The previous prime is 42014564203. The next prime is 42014564287. The reversal of 42014564243 is 34246541024.

42014564243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42014564243 - 2¹⁶ = 42014498707 is a prime.

It is not a weakly prime, because it can be changed into another prime (42014564203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21007282121 + 21007282122.

It is an arithmetic number, because the mean of its divisors is an integer number (21007282122).

Almost surely, 2^42014564243 is an apocalyptic number.

42014564243 is a deficient number, since it is larger than the sum of its proper divisors (1).

42014564243 is an equidigital number, since it uses as much as digits as its factorization.

42014564243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 42014564243 in words is "forty-two billion, fourteen million, five hundred sixty-four thousand, two hundred forty-three".