606606013 has 4 divisors (see below), whose sum is σ = 653268028. Its totient is φ = 559944000.

The previous prime is 606605999. The next prime is 606606059. The reversal of 606606013 is 310606606.

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

It can be written as a sum of positive squares in 2 ways, for example, as 363931929 + 242674084 = 19077^2 + 15578^2 .

It is a cyclic number.

It is not a de Polignac number, because 606606013 - 2²⁵ = 573051581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606606073) 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, 23330988 + ... + 23331013.

It is an arithmetic number, because the mean of its divisors is an integer number (163317007).

Almost surely, 2^606606013 is an apocalyptic number.

It is an amenable number.

606606013 is a deficient number, since it is larger than the sum of its proper divisors (46662015).

606606013 is a wasteful number, since it uses less digits than its factorization.

606606013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46662014.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 606606013 is about 24629.3729721242. The cubic root of 606606013 is about 846.5167781004.

The spelling of 606606013 in words is "six hundred six million, six hundred six thousand, thirteen".