211341029 has 2 divisors, whose sum is σ = 211341030. Its totient is φ = 211341028.

The previous prime is 211341023. The next prime is 211341041. The reversal of 211341029 is 920143112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108784900 + 102556129 = 10430^2 + 10127^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211341029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211340995 and 211341013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211341023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105670514 + 105670515.

It is an arithmetic number, because the mean of its divisors is an integer number (105670515).

Almost surely, 2^211341029 is an apocalyptic number.

It is an amenable number.

211341029 is a deficient number, since it is larger than the sum of its proper divisors (1).

211341029 is an equidigital number, since it uses as much as digits as its factorization.

211341029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 211341029 is about 14537.5730092750. The cubic root of 211341029 is about 595.6547451973.

The spelling of 211341029 in words is "two hundred eleven million, three hundred forty-one thousand, twenty-nine".