16888901 has 2 divisors, whose sum is σ = 16888902. Its totient is φ = 16888900.

The previous prime is 16888847. The next prime is 16888903. The reversal of 16888901 is 10988861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16728100 + 160801 = 4090^2 + 401^2 .It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 10688891 and 19888601.

It is a cyclic number.

It is not a de Polignac number, because 16888901 - 2¹⁰ = 16887877 is a prime.

It is a Sophie Germain prime.

Together with 16888903, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16888903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8444450 + 8444451.

It is an arithmetic number, because the mean of its divisors is an integer number (8444451).

Almost surely, 2^16888901 is an apocalyptic number.

It is an amenable number.

16888901 is a deficient number, since it is larger than the sum of its proper divisors (1).

16888901 is an equidigital number, since it uses as much as digits as its factorization.

16888901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 41.

The square root of 16888901 is about 4109.6108088236. The cubic root of 16888901 is about 256.5668034136.

The spelling of 16888901 in words is "sixteen million, eight hundred eighty-eight thousand, nine hundred one".