211139713 has 8 divisors (see below), whose sum is σ = 214689600. Its totient is φ = 207601680.

The previous prime is 211139699. The next prime is 211139717. The reversal of 211139713 is 317931112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211139713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211139717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37503 + ... + 42763.

It is an arithmetic number, because the mean of its divisors is an integer number (26836200).

Almost surely, 2^211139713 is an apocalyptic number.

It is an amenable number.

211139713 is a deficient number, since it is larger than the sum of its proper divisors (3549887).

211139713 is an equidigital number, since it uses as much as digits as its factorization.

211139713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5927.

The product of its digits is 1134, while the sum is 28.

The square root of 211139713 is about 14530.6473702998. The cubic root of 211139713 is about 595.4655518874.

The spelling of 211139713 in words is "two hundred eleven million, one hundred thirty-nine thousand, seven hundred thirteen".