211341249 has 24 divisors (see below), whose sum is σ = 354095040. Its totient is φ = 118961568.

The previous prime is 211341233. The next prime is 211341253. The reversal of 211341249 is 942143112.

It is a happy number.

211341249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 211341249 - 2⁴ = 211341233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211341289) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20814 + ... + 29255.

It is an arithmetic number, because the mean of its divisors is an integer number (14753960).

Almost surely, 2^211341249 is an apocalyptic number.

It is an amenable number.

211341249 is a deficient number, since it is larger than the sum of its proper divisors (142753791).

211341249 is a wasteful number, since it uses less digits than its factorization.

211341249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50149 (or 50146 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 211341249 is about 14537.5805758730. The cubic root of 211341249 is about 595.6549518838.

The spelling of 211341249 in words is "two hundred eleven million, three hundred forty-one thousand, two hundred forty-nine".