16349713 has 4 divisors (see below), whose sum is σ = 16368100. Its totient is φ = 16331328.

The previous prime is 16349687. The next prime is 16349719. The reversal of 16349713 is 31794361.

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 9443329 + 6906384 = 3073^2 + 2628^2 .

It is a cyclic number.

It is not a de Polignac number, because 16349713 - 2²¹ = 14252561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16349719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7788 + ... + 9661.

It is an arithmetic number, because the mean of its divisors is an integer number (4092025).

Almost surely, 2^16349713 is an apocalyptic number.

It is an amenable number.

16349713 is a deficient number, since it is larger than the sum of its proper divisors (18387).

16349713 is an equidigital number, since it uses as much as digits as its factorization.

16349713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18386.

The product of its digits is 13608, while the sum is 34.

The square root of 16349713 is about 4043.4778347358. The cubic root of 16349713 is about 253.8068726414.

The spelling of 16349713 in words is "sixteen million, three hundred forty-nine thousand, seven hundred thirteen".