16889011 has 2 divisors, whose sum is σ = 16889012. Its totient is φ = 16889010.

The previous prime is 16889003. The next prime is 16889021. The reversal of 16889011 is 11098861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16889011 - 2³ = 16889003 is a prime.

It is a super-4 number, since 4×16889011⁴ (a number of 30 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (16889021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8444505 + 8444506.

It is an arithmetic number, because the mean of its divisors is an integer number (8444506).

Almost surely, 2^16889011 is an apocalyptic number.

16889011 is a deficient number, since it is larger than the sum of its proper divisors (1).

16889011 is an equidigital number, since it uses as much as digits as its factorization.

16889011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 34.

The square root of 16889011 is about 4109.6241920643. The cubic root of 16889011 is about 256.5673604320.

The spelling of 16889011 in words is "sixteen million, eight hundred eighty-nine thousand, eleven".