342543151553 has 2 divisors, whose sum is σ = 342543151554. Its totient is φ = 342543151552.

The previous prime is 342543151513. The next prime is 342543151571. The reversal of 342543151553 is 355151345243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287797915024 + 54745236529 = 536468^2 + 233977^2 .

It is a cyclic number.

It is not a de Polignac number, because 342543151553 - 2¹⁰ = 342543150529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342543151553.

It is not a weakly prime, because it can be changed into another prime (342543151513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171271575776 + 171271575777.

It is an arithmetic number, because the mean of its divisors is an integer number (171271575777).

Almost surely, 2^342543151553 is an apocalyptic number.

It is an amenable number.

342543151553 is a deficient number, since it is larger than the sum of its proper divisors (1).

342543151553 is an equidigital number, since it uses as much as digits as its factorization.

342543151553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540000, while the sum is 41.

Adding to 342543151553 its reverse (355151345243), we get a palindrome (697694496796).

The spelling of 342543151553 in words is "three hundred forty-two billion, five hundred forty-three million, one hundred fifty-one thousand, five hundred fifty-three".