213353535254753 has 2 divisors, whose sum is σ = 213353535254754. Its totient is φ = 213353535254752.

The previous prime is 213353535254689. The next prime is 213353535254801. The reversal of 213353535254753 is 357452535353312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141357071439424 + 71996463815329 = 11889368^2 + 8485073^2 .

It is a cyclic number.

It is not a de Polignac number, because 213353535254753 - 2⁶ = 213353535254689 is a prime.

It is a super-2 number, since 2×213353535254753² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (213353535253753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106676767627376 + 106676767627377.

It is an arithmetic number, because the mean of its divisors is an integer number (106676767627377).

Almost surely, 2^{213353535254753} is an apocalyptic number.

It is an amenable number.

213353535254753 is a deficient number, since it is larger than the sum of its proper divisors (1).

213353535254753 is an equidigital number, since it uses as much as digits as its factorization.

213353535254753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 85050000, while the sum is 56.

The spelling of 213353535254753 in words is "two hundred thirteen trillion, three hundred fifty-three billion, five hundred thirty-five million, two hundred fifty-four thousand, seven hundred fifty-three".