16307869 has 2 divisors, whose sum is σ = 16307870. Its totient is φ = 16307868.

The previous prime is 16307839. The next prime is 16307881. The reversal of 16307869 is 96870361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14538969 + 1768900 = 3813^2 + 1330^2 .

It is a cyclic number.

It is not a de Polignac number, because 16307869 - 2⁷ = 16307741 is a prime.

It is a super-2 number, since 2×16307869² = 531893182642322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16307839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8153934 + 8153935.

It is an arithmetic number, because the mean of its divisors is an integer number (8153935).

Almost surely, 2^16307869 is an apocalyptic number.

It is an amenable number.

16307869 is a deficient number, since it is larger than the sum of its proper divisors (1).

16307869 is an equidigital number, since it uses as much as digits as its factorization.

16307869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 16307869 is about 4038.3002612485. The cubic root of 16307869 is about 253.5901640893.

The spelling of 16307869 in words is "sixteen million, three hundred seven thousand, eight hundred sixty-nine".