16000693 has 2 divisors, whose sum is σ = 16000694. Its totient is φ = 16000692.

The previous prime is 16000669. The next prime is 16000697. The reversal of 16000693 is 39600061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15944049 + 56644 = 3993^2 + 238^2 .

It is an emirp because it is prime and its reverse (39600061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16000693 - 2¹⁷ = 15869621 is a prime.

16000693 is a modest number, since divided by 693 gives 16 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16000697) 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, 8000346 + 8000347.

It is an arithmetic number, because the mean of its divisors is an integer number (8000347).

Almost surely, 2^16000693 is an apocalyptic number.

It is an amenable number.

16000693 is a deficient number, since it is larger than the sum of its proper divisors (1).

16000693 is an equidigital number, since it uses as much as digits as its factorization.

16000693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 16000693 is about 4000.0866240620. The cubic root of 16000693 is about 251.9878479485.

The spelling of 16000693 in words is "sixteen million, six hundred ninety-three", and thus it is an aban number.