211460117 has 4 divisors (see below), whose sum is σ = 230683776. Its totient is φ = 192236460.

The previous prime is 211460077. The next prime is 211460159. The reversal of 211460117 is 711064112.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211460117 - 2¹⁰ = 211459093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211460092 and 211460101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211460167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9611813 + ... + 9611834.

It is an arithmetic number, because the mean of its divisors is an integer number (57670944).

Almost surely, 2^211460117 is an apocalyptic number.

It is an amenable number.

211460117 is a deficient number, since it is larger than the sum of its proper divisors (19223659).

211460117 is a wasteful number, since it uses less digits than its factorization.

211460117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19223658.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 211460117 is about 14541.6683018146. The cubic root of 211460117 is about 595.7666054973.

The spelling of 211460117 in words is "two hundred eleven million, four hundred sixty thousand, one hundred seventeen".