16397011 has 2 divisors, whose sum is σ = 16397012. Its totient is φ = 16397010.

The previous prime is 16397009. The next prime is 16397033. The reversal of 16397011 is 11079361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16397011 - 2¹ = 16397009 is a prime.

Together with 16397009, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1054963 and since 16397011 and 1054963 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (16397411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8198505 + 8198506.

It is an arithmetic number, because the mean of its divisors is an integer number (8198506).

Almost surely, 2^16397011 is an apocalyptic number.

16397011 is a deficient number, since it is larger than the sum of its proper divisors (1).

16397011 is an equidigital number, since it uses as much as digits as its factorization.

16397011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 16397011 is about 4049.3222889763. The cubic root of 16397011 is about 254.0513825411.

The spelling of 16397011 in words is "sixteen million, three hundred ninety-seven thousand, eleven".