16350001 has 2 divisors, whose sum is σ = 16350002. Its totient is φ = 16350000.

The previous prime is 16349999. The next prime is 16350007. The reversal of 16350001 is 10005361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15610401 + 739600 = 3951^2 + 860^2 .

It is an emirp because it is prime and its reverse (10005361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16350001 - 2¹ = 16349999 is a prime.

Together with 16349999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16350007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8175000 + 8175001.

It is an arithmetic number, because the mean of its divisors is an integer number (8175001).

Almost surely, 2^16350001 is an apocalyptic number.

It is an amenable number.

16350001 is a deficient number, since it is larger than the sum of its proper divisors (1).

16350001 is an equidigital number, since it uses as much as digits as its factorization.

16350001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 16350001 is about 4043.5134474860. The cubic root of 16350001 is about 253.8083629010.

Adding to 16350001 its reverse (10005361), we get a palindrome (26355362).

The spelling of 16350001 in words is "sixteen million, three hundred fifty thousand, one".