211352051 has 2 divisors, whose sum is σ = 211352052. Its totient is φ = 211352050.

The previous prime is 211352047. The next prime is 211352069. The reversal of 211352051 is 150253112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211352051 - 2² = 211352047 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (211352021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105676025 + 105676026.

It is an arithmetic number, because the mean of its divisors is an integer number (105676026).

Almost surely, 2^211352051 is an apocalyptic number.

211352051 is a deficient number, since it is larger than the sum of its proper divisors (1).

211352051 is an equidigital number, since it uses as much as digits as its factorization.

211352051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 211352051 is about 14537.9520909927. The cubic root of 211352051 is about 595.6651000134.

The spelling of 211352051 in words is "two hundred eleven million, three hundred fifty-two thousand, fifty-one".