164200693 has 2 divisors, whose sum is σ = 164200694. Its totient is φ = 164200692.

The previous prime is 164200681. The next prime is 164200741. The reversal of 164200693 is 396002461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102373924 + 61826769 = 10118^2 + 7863^2 .

It is a cyclic number.

It is not a de Polignac number, because 164200693 - 2⁹ = 164200181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164200193) 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, 82100346 + 82100347.

It is an arithmetic number, because the mean of its divisors is an integer number (82100347).

Almost surely, 2^164200693 is an apocalyptic number.

It is an amenable number.

164200693 is a deficient number, since it is larger than the sum of its proper divisors (1).

164200693 is an equidigital number, since it uses as much as digits as its factorization.

164200693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 164200693 is about 12814.0818243056. The cubic root of 164200693 is about 547.5935557339.

The spelling of 164200693 in words is "one hundred sixty-four million, two hundred thousand, six hundred ninety-three".