213660114671 has 2 divisors, whose sum is σ = 213660114672. Its totient is φ = 213660114670.

The previous prime is 213660114659. The next prime is 213660114673. The reversal of 213660114671 is 176411066312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213660114671 is a prime.

Together with 213660114673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213660114673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106830057335 + 106830057336.

It is an arithmetic number, because the mean of its divisors is an integer number (106830057336).

Almost surely, 2^213660114671 is an apocalyptic number.

213660114671 is a deficient number, since it is larger than the sum of its proper divisors (1).

213660114671 is an equidigital number, since it uses as much as digits as its factorization.

213660114671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 213660114671 in words is "two hundred thirteen billion, six hundred sixty million, one hundred fourteen thousand, six hundred seventy-one".