213256541363 has 2 divisors, whose sum is σ = 213256541364. Its totient is φ = 213256541362.

The previous prime is 213256541341. The next prime is 213256541369. The reversal of 213256541363 is 363145652312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213256541363 - 2⁸ = 213256541107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213256541363.

It is not a weakly prime, because it can be changed into another prime (213256541369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106628270681 + 106628270682.

It is an arithmetic number, because the mean of its divisors is an integer number (106628270682).

Almost surely, 2^213256541363 is an apocalyptic number.

213256541363 is a deficient number, since it is larger than the sum of its proper divisors (1).

213256541363 is an equidigital number, since it uses as much as digits as its factorization.

213256541363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 41.

The spelling of 213256541363 in words is "two hundred thirteen billion, two hundred fifty-six million, five hundred forty-one thousand, three hundred sixty-three".