213353535254647 has 2 divisors, whose sum is σ = 213353535254648. Its totient is φ = 213353535254646.

The previous prime is 213353535254633. The next prime is 213353535254689. The reversal of 213353535254647 is 746452535353312.

It is a happy number.

213353535254647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213353535254647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213353535254591 and 213353535254600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213353535254627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106676767627323 + 106676767627324.

It is an arithmetic number, because the mean of its divisors is an integer number (106676767627324).

Almost surely, 2^{213353535254647} is an apocalyptic number.

213353535254647 is a deficient number, since it is larger than the sum of its proper divisors (1).

213353535254647 is an equidigital number, since it uses as much as digits as its factorization.

213353535254647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080000, while the sum is 58.

The spelling of 213353535254647 in words is "two hundred thirteen trillion, three hundred fifty-three billion, five hundred thirty-five million, two hundred fifty-four thousand, six hundred forty-seven".