214134209 has 16 divisors (see below), whose sum is σ = 230349312. Its totient is φ = 198578688.

The previous prime is 214134197. The next prime is 214134229. The reversal of 214134209 is 902431412.

214134209 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 214134209 - 2²⁴ = 197356993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214134229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121277 + ... + 123029.

It is an arithmetic number, because the mean of its divisors is an integer number (14396832).

Almost surely, 2^214134209 is an apocalyptic number.

It is an amenable number.

214134209 is a deficient number, since it is larger than the sum of its proper divisors (16215103).

214134209 is a wasteful number, since it uses less digits than its factorization.

214134209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 214134209 is about 14633.3252885323. The cubic root of 214134209 is about 598.2674174861.

The spelling of 214134209 in words is "two hundred fourteen million, one hundred thirty-four thousand, two hundred nine".