16359869 has 2 divisors, whose sum is σ = 16359870. Its totient is φ = 16359868.

The previous prime is 16359853. The next prime is 16359907. The reversal of 16359869 is 96895361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16297369 + 62500 = 4037^2 + 250^2 .

It is an emirp because it is prime and its reverse (96895361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16359869 - 2⁴ = 16359853 is a prime.

It is a super-2 number, since 2×16359869² = 535290627394322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16359829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8179934 + 8179935.

It is an arithmetic number, because the mean of its divisors is an integer number (8179935).

Almost surely, 2^16359869 is an apocalyptic number.

It is an amenable number.

16359869 is a deficient number, since it is larger than the sum of its proper divisors (1).

16359869 is an equidigital number, since it uses as much as digits as its factorization.

16359869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 47.

The square root of 16359869 is about 4044.7334893661. The cubic root of 16359869 is about 253.8594144211.

The spelling of 16359869 in words is "sixteen million, three hundred fifty-nine thousand, eight hundred sixty-nine".