342505523 has 2 divisors, whose sum is σ = 342505524. Its totient is φ = 342505522.

The previous prime is 342505517. The next prime is 342505529. The reversal of 342505523 is 325505243.

It is a balanced prime because it is at equal distance from previous prime (342505517) and next prime (342505529).

It is a cyclic number.

It is not a de Polignac number, because 342505523 - 2⁴ = 342505507 is a prime.

It is not a weakly prime, because it can be changed into another prime (342505529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171252761 + 171252762.

It is an arithmetic number, because the mean of its divisors is an integer number (171252762).

Almost surely, 2^342505523 is an apocalyptic number.

342505523 is a deficient number, since it is larger than the sum of its proper divisors (1).

342505523 is an equidigital number, since it uses as much as digits as its factorization.

342505523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 342505523 is about 18506.9047385023. The cubic root of 342505523 is about 699.6634593149.

The spelling of 342505523 in words is "three hundred forty-two million, five hundred five thousand, five hundred twenty-three".