211234379 has 2 divisors, whose sum is σ = 211234380. Its totient is φ = 211234378.

The previous prime is 211234363. The next prime is 211234423. The reversal of 211234379 is 973432112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211234379 - 2⁴ = 211234363 is a prime.

It is not a weakly prime, because it can be changed into another prime (211234319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105617189 + 105617190.

It is an arithmetic number, because the mean of its divisors is an integer number (105617190).

Almost surely, 2^211234379 is an apocalyptic number.

211234379 is a deficient number, since it is larger than the sum of its proper divisors (1).

211234379 is an equidigital number, since it uses as much as digits as its factorization.

211234379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 211234379 is about 14533.9044650775. The cubic root of 211234379 is about 595.5545323363.

The spelling of 211234379 in words is "two hundred eleven million, two hundred thirty-four thousand, three hundred seventy-nine".