53423315353 has 2 divisors, whose sum is σ = 53423315354. Its totient is φ = 53423315352.

The previous prime is 53423315333. The next prime is 53423315357. The reversal of 53423315353 is 35351332435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40879987344 + 12543328009 = 202188^2 + 111997^2 .

It is a cyclic number.

It is not a de Polignac number, because 53423315353 - 2²⁹ = 52886444441 is a prime.

It is not a weakly prime, because it can be changed into another prime (53423315357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26711657676 + 26711657677.

It is an arithmetic number, because the mean of its divisors is an integer number (26711657677).

Almost surely, 2^53423315353 is an apocalyptic number.

It is an amenable number.

53423315353 is a deficient number, since it is larger than the sum of its proper divisors (1).

53423315353 is an equidigital number, since it uses as much as digits as its factorization.

53423315353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 37.

Adding to 53423315353 its reverse (35351332435), we get a palindrome (88774647788).

The spelling of 53423315353 in words is "fifty-three billion, four hundred twenty-three million, three hundred fifteen thousand, three hundred fifty-three".