2134305 has 24 divisors (see below), whose sum is σ = 3788928. Its totient is φ = 1110816.

The previous prime is 2134303. The next prime is 2134339. The reversal of 2134305 is 5034312.

2134305 = T₁₉ + T₂₀ + ... + T₂₃₃.

It is not a de Polignac number, because 2134305 - 2¹ = 2134303 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2134303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1384 + ... + 2486.

It is an arithmetic number, because the mean of its divisors is an integer number (157872).

2^2134305 is an apocalyptic number.

It is an amenable number.

2134305 is a deficient number, since it is larger than the sum of its proper divisors (1654623).

2134305 is a wasteful number, since it uses less digits than its factorization.

2134305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157 (or 1154 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2134305 is about 1460.9260761585. The cubic root of 2134305 is about 128.7514594361.

Adding to 2134305 its reverse (5034312), we get a palindrome (7168617).

The spelling of 2134305 in words is "two million, one hundred thirty-four thousand, three hundred five".