20160613 has 8 divisors (see below), whose sum is σ = 22031136. Its totient is φ = 18296400.

The previous prime is 20160611. The next prime is 20160661. The reversal of 20160613 is 31606102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20160613 - 2¹ = 20160611 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 (20160611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7318 + ... + 9688.

It is an arithmetic number, because the mean of its divisors is an integer number (2753892).

Almost surely, 2^20160613 is an apocalyptic number.

It is an amenable number.

20160613 is a deficient number, since it is larger than the sum of its proper divisors (1870523).

20160613 is a wasteful number, since it uses less digits than its factorization.

20160613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 20160613 is about 4490.0571265854. The cubic root of 20160613 is about 272.1664431475.

Adding to 20160613 its reverse (31606102), we get a palindrome (51766715).

The spelling of 20160613 in words is "twenty million, one hundred sixty thousand, six hundred thirteen".