2066513 has 4 divisors (see below), whose sum is σ = 2081520. Its totient is φ = 2051508.

The previous prime is 2066509. The next prime is 2066521. The reversal of 2066513 is 3156602.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2066513 - 2² = 2066509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7295 + ... + 7572.

It is an arithmetic number, because the mean of its divisors is an integer number (520380).

2^2066513 is an apocalyptic number.

It is an amenable number.

2066513 is a deficient number, since it is larger than the sum of its proper divisors (15007).

2066513 is a wasteful number, since it uses less digits than its factorization.

2066513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15006.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2066513 is about 1437.5371299553. The cubic root of 2066513 is about 127.3735873815.

The spelling of 2066513 in words is "two million, sixty-six thousand, five hundred thirteen".