16350197 has 2 divisors, whose sum is σ = 16350198. Its totient is φ = 16350196.

The previous prime is 16350167. The next prime is 16350199. The reversal of 16350197 is 79105361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15952036 + 398161 = 3994^2 + 631^2 .

It is an emirp because it is prime and its reverse (79105361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16350197 - 2⁶ = 16350133 is a prime.

Together with 16350199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16350199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8175098 + 8175099.

It is an arithmetic number, because the mean of its divisors is an integer number (8175099).

Almost surely, 2^16350197 is an apocalyptic number.

It is an amenable number.

16350197 is a deficient number, since it is larger than the sum of its proper divisors (1).

16350197 is an equidigital number, since it uses as much as digits as its factorization.

16350197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 16350197 is about 4043.5376837616. The cubic root of 16350197 is about 253.8093770954.

The spelling of 16350197 in words is "sixteen million, three hundred fifty thousand, one hundred ninety-seven".