2134745 has 16 divisors (see below), whose sum is σ = 2816640. Its totient is φ = 1545984.

The previous prime is 2134721. The next prime is 2134751. The reversal of 2134745 is 5474312.

It is a cyclic number.

It is not a de Polignac number, because 2134745 - 2¹⁶ = 2069209 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1697 + ... + 2673.

It is an arithmetic number, because the mean of its divisors is an integer number (176040).

2^2134745 is an apocalyptic number.

It is an amenable number.

2134745 is a deficient number, since it is larger than the sum of its proper divisors (681895).

2134745 is a wasteful number, since it uses less digits than its factorization.

2134745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024.

The product of its digits is 3360, while the sum is 26.

The square root of 2134745 is about 1461.0766578109. The cubic root of 2134745 is about 128.7603064612.

The spelling of 2134745 in words is "two million, one hundred thirty-four thousand, seven hundred forty-five".