16349239 has 2 divisors, whose sum is σ = 16349240. Its totient is φ = 16349238.

The previous prime is 16349231. The next prime is 16349261. The reversal of 16349239 is 93294361.

It is a weak prime.

It is an emirp because it is prime and its reverse (93294361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16349239 - 2³ = 16349231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16349198 and 16349207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16349231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8174619 + 8174620.

It is an arithmetic number, because the mean of its divisors is an integer number (8174620).

Almost surely, 2^16349239 is an apocalyptic number.

16349239 is a deficient number, since it is larger than the sum of its proper divisors (1).

16349239 is an equidigital number, since it uses as much as digits as its factorization.

16349239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 37.

The square root of 16349239 is about 4043.4192214016. The cubic root of 16349239 is about 253.8044198843.

The spelling of 16349239 in words is "sixteen million, three hundred forty-nine thousand, two hundred thirty-nine".