211126394 has 16 divisors (see below), whose sum is σ = 321408000. Its totient is φ = 103996464.

The previous prime is 211126379. The next prime is 211126411. The reversal of 211126394 is 493621112.

It is an unprimeable number.

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, 86807 + ... + 89205.

It is an arithmetic number, because the mean of its divisors is an integer number (20088000).

Almost surely, 2^211126394 is an apocalyptic number.

211126394 is a deficient number, since it is larger than the sum of its proper divisors (110281606).

211126394 is a wasteful number, since it uses less digits than its factorization.

211126394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037.

The product of its digits is 2592, while the sum is 29.

The square root of 211126394 is about 14530.1890558933. The cubic root of 211126394 is about 595.4530306799.

The spelling of 211126394 in words is "two hundred eleven million, one hundred twenty-six thousand, three hundred ninety-four".