211150564 has 12 divisors (see below), whose sum is σ = 379500604. Its totient is φ = 102721824.

The previous prime is 211150547. The next prime is 211150571. The reversal of 211150564 is 465051112.

It is a happy number.

211150564 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 85710564 + 125440000 = 9258^2 + 11200^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713199 + ... + 713494.

Almost surely, 2^211150564 is an apocalyptic number.

It is an amenable number.

211150564 is a deficient number, since it is larger than the sum of its proper divisors (168350040).

211150564 is a wasteful number, since it uses less digits than its factorization.

211150564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426734 (or 1426732 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 211150564 is about 14531.0207487293. The cubic root of 211150564 is about 595.4757525359.

The spelling of 211150564 in words is "two hundred eleven million, one hundred fifty thousand, five hundred sixty-four".