2105164 has 6 divisors (see below), whose sum is σ = 3684044. Its totient is φ = 1052580.

The previous prime is 2105149. The next prime is 2105183. The reversal of 2105164 is 4615012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263142 + ... + 263149.

2^2105164 is an apocalyptic number.

It is an amenable number.

2105164 is a deficient number, since it is larger than the sum of its proper divisors (1578880).

2105164 is a wasteful number, since it uses less digits than its factorization.

2105164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526295 (or 526293 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2105164 is about 1450.9183298863. The cubic root of 2105164 is about 128.1627974148.

It can be divided in two parts, 21051 and 64, that added together give a triangular number (21115 = T₂₀₅).

The spelling of 2105164 in words is "two million, one hundred five thousand, one hundred sixty-four".