211673013 has 8 divisors (see below), whose sum is σ = 282413376. Its totient is φ = 141024000.

The previous prime is 211673009. The next prime is 211673023. The reversal of 211673013 is 310376112.

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

It is not a de Polignac number, because 211673013 - 2² = 211673009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211673003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17233 + ... + 26838.

It is an arithmetic number, because the mean of its divisors is an integer number (35301672).

Almost surely, 2^211673013 is an apocalyptic number.

It is an amenable number.

211673013 is a deficient number, since it is larger than the sum of its proper divisors (70740363).

211673013 is a wasteful number, since it uses less digits than its factorization.

211673013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45675.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 211673013 is about 14548.9866657441. The cubic root of 211673013 is about 595.9664757880.

The spelling of 211673013 in words is "two hundred eleven million, six hundred seventy-three thousand, thirteen".