20016713 has 2 divisors, whose sum is σ = 20016714. Its totient is φ = 20016712.

The previous prime is 20016697. The next prime is 20016743. The reversal of 20016713 is 31761002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16908544 + 3108169 = 4112^2 + 1763^2 .

It is a cyclic number.

It is not a de Polignac number, because 20016713 - 2⁴ = 20016697 is a prime.

It is equal to p_1271603 and since 20016713 and 1271603 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (20016743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10008356 + 10008357.

It is an arithmetic number, because the mean of its divisors is an integer number (10008357).

Almost surely, 2^20016713 is an apocalyptic number.

It is an amenable number.

20016713 is a deficient number, since it is larger than the sum of its proper divisors (1).

20016713 is an equidigital number, since it uses as much as digits as its factorization.

20016713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 20016713 is about 4474.0041350003. The cubic root of 20016713 is about 271.5173507108.

Adding to 20016713 its reverse (31761002), we get a palindrome (51777715).

The spelling of 20016713 in words is "twenty million, sixteen thousand, seven hundred thirteen".