16013693 has 2 divisors, whose sum is σ = 16013694. Its totient is φ = 16013692.

The previous prime is 16013689. The next prime is 16013731. The reversal of 16013693 is 39631061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9597604 + 6416089 = 3098^2 + 2533^2 .

It is a cyclic number.

It is not a de Polignac number, because 16013693 - 2² = 16013689 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16013623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8006846 + 8006847.

It is an arithmetic number, because the mean of its divisors is an integer number (8006847).

Almost surely, 2^16013693 is an apocalyptic number.

It is an amenable number.

16013693 is a deficient number, since it is larger than the sum of its proper divisors (1).

16013693 is an equidigital number, since it uses as much as digits as its factorization.

16013693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 16013693 is about 4001.7112589491. The cubic root of 16013693 is about 252.0560732280.

The spelling of 16013693 in words is "sixteen million, thirteen thousand, six hundred ninety-three".