211398314 has 4 divisors (see below), whose sum is σ = 317097474. Its totient is φ = 105699156.

The previous prime is 211398307. The next prime is 211398329. The reversal of 211398314 is 413893112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 105987025 + 105411289 = 10295^2 + 10267^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52849577 + ... + 52849580.

Almost surely, 2^211398314 is an apocalyptic number.

211398314 is a deficient number, since it is larger than the sum of its proper divisors (105699160).

211398314 is a wasteful number, since it uses less digits than its factorization.

211398314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105699159.

The product of its digits is 5184, while the sum is 32.

The square root of 211398314 is about 14539.5431152427. The cubic root of 211398314 is about 595.7085586944.

The spelling of 211398314 in words is "two hundred eleven million, three hundred ninety-eight thousand, three hundred fourteen".