6542123353 has 2 divisors, whose sum is σ = 6542123354. Its totient is φ = 6542123352.

The previous prime is 6542123351. The next prime is 6542123449. The reversal of 6542123353 is 3533212456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4584237849 + 1957885504 = 67707^2 + 44248^2 .

It is a cyclic number.

It is not a de Polignac number, because 6542123353 - 2¹ = 6542123351 is a prime.

Together with 6542123351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6542123351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271061676 + 3271061677.

It is an arithmetic number, because the mean of its divisors is an integer number (3271061677).

Almost surely, 2^6542123353 is an apocalyptic number.

It is an amenable number.

6542123353 is a deficient number, since it is larger than the sum of its proper divisors (1).

6542123353 is an equidigital number, since it uses as much as digits as its factorization.

6542123353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 34.

The square root of 6542123353 is about 80883.3935551668. The cubic root of 6542123353 is about 1870.2783339885.

The spelling of 6542123353 in words is "six billion, five hundred forty-two million, one hundred twenty-three thousand, three hundred fifty-three".