342203443 has 2 divisors, whose sum is σ = 342203444. Its totient is φ = 342203442.

The previous prime is 342203423. The next prime is 342203447. The reversal of 342203443 is 344302243.

It is a strong prime.

It is an emirp because it is prime and its reverse (344302243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342203443 - 2¹³ = 342195251 is a prime.

It is not a weakly prime, because it can be changed into another prime (342203447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171101721 + 171101722.

It is an arithmetic number, because the mean of its divisors is an integer number (171101722).

Almost surely, 2^342203443 is an apocalyptic number.

342203443 is a deficient number, since it is larger than the sum of its proper divisors (1).

342203443 is an equidigital number, since it uses as much as digits as its factorization.

342203443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 342203443 is about 18498.7416599076. The cubic root of 342203443 is about 699.4577044777.

Adding to 342203443 its reverse (344302243), we get a palindrome (686505686).

The spelling of 342203443 in words is "three hundred forty-two million, two hundred three thousand, four hundred forty-three".