211453360843 has 2 divisors, whose sum is σ = 211453360844. Its totient is φ = 211453360842.

The previous prime is 211453360841. The next prime is 211453360873. The reversal of 211453360843 is 348063354112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211453360843 - 2¹ = 211453360841 is a prime.

It is a super-3 number, since 3×211453360843³ (a number of 35 digits) contains 333 as substring.

Together with 211453360841, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 211453360796 and 211453360805.

It is not a weakly prime, because it can be changed into another prime (211453360841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105726680421 + 105726680422.

It is an arithmetic number, because the mean of its divisors is an integer number (105726680422).

Almost surely, 2^211453360843 is an apocalyptic number.

211453360843 is a deficient number, since it is larger than the sum of its proper divisors (1).

211453360843 is an equidigital number, since it uses as much as digits as its factorization.

211453360843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 211453360843 in words is "two hundred eleven billion, four hundred fifty-three million, three hundred sixty thousand, eight hundred forty-three".