213241525154663 has 2 divisors, whose sum is σ = 213241525154664. Its totient is φ = 213241525154662.

The previous prime is 213241525154617. The next prime is 213241525154683. The reversal of 213241525154663 is 366451525142312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213241525154663 - 2⁴⁰ = 212142013526887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213241525154683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106620762577331 + 106620762577332.

It is an arithmetic number, because the mean of its divisors is an integer number (106620762577332).

Almost surely, 2^{213241525154663} is an apocalyptic number.

213241525154663 is a deficient number, since it is larger than the sum of its proper divisors (1).

213241525154663 is an equidigital number, since it uses as much as digits as its factorization.

213241525154663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184000, while the sum is 50.

The spelling of 213241525154663 in words is "two hundred thirteen trillion, two hundred forty-one billion, five hundred twenty-five million, one hundred fifty-four thousand, six hundred sixty-three".