16089277 has 2 divisors, whose sum is σ = 16089278. Its totient is φ = 16089276.

The previous prime is 16089253. The next prime is 16089319. The reversal of 16089277 is 77298061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16088121 + 1156 = 4011^2 + 34^2 .

It is a cyclic number.

It is not a de Polignac number, because 16089277 - 2⁷ = 16089149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16089247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8044638 + 8044639.

It is an arithmetic number, because the mean of its divisors is an integer number (8044639).

Almost surely, 2^16089277 is an apocalyptic number.

It is an amenable number.

16089277 is a deficient number, since it is larger than the sum of its proper divisors (1).

16089277 is an equidigital number, since it uses as much as digits as its factorization.

16089277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 16089277 is about 4011.1441011263. The cubic root of 16089277 is about 252.4520158467.

The spelling of 16089277 in words is "sixteen million, eighty-nine thousand, two hundred seventy-seven".