342253543 has 2 divisors, whose sum is σ = 342253544. Its totient is φ = 342253542.

The previous prime is 342253531. The next prime is 342253567. The reversal of 342253543 is 345352243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342253543 - 2⁵ = 342253511 is a prime.

It is equal to p_18409540 and since 342253543 and 18409540 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342253573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171126771 + 171126772.

It is an arithmetic number, because the mean of its divisors is an integer number (171126772).

Almost surely, 2^342253543 is an apocalyptic number.

342253543 is a deficient number, since it is larger than the sum of its proper divisors (1).

342253543 is an equidigital number, since it uses as much as digits as its factorization.

342253543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 31.

The square root of 342253543 is about 18500.0957565089. The cubic root of 342253543 is about 699.4918373127.

It can be divided in two parts, 3422 and 53543, that added together give a palindrome (56965).

The spelling of 342253543 in words is "three hundred forty-two million, two hundred fifty-three thousand, five hundred forty-three".