16344901 has 2 divisors, whose sum is σ = 16344902. Its totient is φ = 16344900.

The previous prime is 16344847. The next prime is 16344929. The reversal of 16344901 is 10944361.

It is the 1651-st star number.

It is an a-pointer prime, because the next prime (16344929) can be obtained adding 16344901 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16120225 + 224676 = 4015^2 + 474^2 .

It is a cyclic number.

It is not a de Polignac number, because 16344901 - 2¹³ = 16336709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16344901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16344961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8172450 + 8172451.

It is an arithmetic number, because the mean of its divisors is an integer number (8172451).

Almost surely, 2^16344901 is an apocalyptic number.

It is an amenable number.

16344901 is a deficient number, since it is larger than the sum of its proper divisors (1).

16344901 is an equidigital number, since it uses as much as digits as its factorization.

16344901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 16344901 is about 4042.8827586266. The cubic root of 16344901 is about 253.7819702978.

The spelling of 16344901 in words is "sixteen million, three hundred forty-four thousand, nine hundred one".