211340963 has 2 divisors, whose sum is σ = 211340964. Its totient is φ = 211340962.

The previous prime is 211340947. The next prime is 211341007. The reversal of 211340963 is 369043112.

211340963 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 not a de Polignac number, because 211340963 - 2⁴ = 211340947 is a prime.

It is not a weakly prime, because it can be changed into another prime (211340663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105670481 + 105670482.

It is an arithmetic number, because the mean of its divisors is an integer number (105670482).

Almost surely, 2^211340963 is an apocalyptic number.

211340963 is a deficient number, since it is larger than the sum of its proper divisors (1).

211340963 is an equidigital number, since it uses as much as digits as its factorization.

211340963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 211340963 is about 14537.5707392948. The cubic root of 211340963 is about 595.6546831913.

The spelling of 211340963 in words is "two hundred eleven million, three hundred forty thousand, nine hundred sixty-three".