2112604166 has 4 divisors (see below), whose sum is σ = 3168906252. Its totient is φ = 1056302082.

The previous prime is 2112604111. The next prime is 2112604187. The reversal of 2112604166 is 6614062112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528151040 + ... + 528151043.

It is an arithmetic number, because the mean of its divisors is an integer number (792226563).

Almost surely, 2^2112604166 is an apocalyptic number.

2112604166 is a deficient number, since it is larger than the sum of its proper divisors (1056302086).

2112604166 is a wasteful number, since it uses less digits than its factorization.

2112604166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056302085.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2112604166 is about 45963.0739398487. The cubic root of 2112604166 is about 1283.1360614446.

Adding to 2112604166 its reverse (6614062112), we get a palindrome (8726666278).

The spelling of 2112604166 in words is "two billion, one hundred twelve million, six hundred four thousand, one hundred sixty-six".