4342423203427 has 2 divisors, whose sum is σ = 4342423203428. Its totient is φ = 4342423203426.

The previous prime is 4342423203367. The next prime is 4342423203449. The reversal of 4342423203427 is 7243023242434.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4342423203427 is a prime.

It is a super-2 number, since 2×4342423203427² (a number of 26 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 4342423203427.

It is not a weakly prime, because it can be changed into another prime (4342423203127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171211601713 + 2171211601714.

It is an arithmetic number, because the mean of its divisors is an integer number (2171211601714).

Almost surely, 2^{4342423203427} is an apocalyptic number.

4342423203427 is a deficient number, since it is larger than the sum of its proper divisors (1).

4342423203427 is an equidigital number, since it uses as much as digits as its factorization.

4342423203427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 40.

The spelling of 4342423203427 in words is "four trillion, three hundred forty-two billion, four hundred twenty-three million, two hundred three thousand, four hundred twenty-seven".