16344453 has 8 divisors (see below), whose sum is σ = 21833568. Its totient is φ = 10875824.

The previous prime is 16344439. The next prime is 16344473. The reversal of 16344453 is 35444361.

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 16344453 - 2¹³ = 16336261 is a prime.

It is a super-2 number, since 2×16344453² = 534282287738418, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16344453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16344473) 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 7 ways as a sum of consecutive naturals, for example, 3150 + ... + 6527.

It is an arithmetic number, because the mean of its divisors is an integer number (2729196).

Almost surely, 2^16344453 is an apocalyptic number.

It is an amenable number.

16344453 is a deficient number, since it is larger than the sum of its proper divisors (5489115).

16344453 is an equidigital number, since it uses as much as digits as its factorization.

16344453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10243.

The product of its digits is 17280, while the sum is 30.

The square root of 16344453 is about 4042.8273522375. The cubic root of 16344453 is about 253.7796516265.

The spelling of 16344453 in words is "sixteen million, three hundred forty-four thousand, four hundred fifty-three".