342534553 has 2 divisors, whose sum is σ = 342534554. Its totient is φ = 342534552.

The previous prime is 342534539. The next prime is 342534587. The reversal of 342534553 is 355435243.

It is an a-pointer prime, because the next prime (342534587) can be obtained adding 342534553 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 337530384 + 5004169 = 18372^2 + 2237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342534553 is a prime.

It is not a weakly prime, because it can be changed into another prime (342534523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171267276 + 171267277.

It is an arithmetic number, because the mean of its divisors is an integer number (171267277).

Almost surely, 2^342534553 is an apocalyptic number.

It is an amenable number.

342534553 is a deficient number, since it is larger than the sum of its proper divisors (1).

342534553 is an equidigital number, since it uses as much as digits as its factorization.

342534553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 34.

The square root of 342534553 is about 18507.6890237544. The cubic root of 342534553 is about 699.6832260583.

Adding to 342534553 its reverse (355435243), we get a palindrome (697969796).

The spelling of 342534553 in words is "three hundred forty-two million, five hundred thirty-four thousand, five hundred fifty-three".