200680693 has 2 divisors, whose sum is σ = 200680694. Its totient is φ = 200680692.

The previous prime is 200680687. The next prime is 200680703. The reversal of 200680693 is 396086002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181117764 + 19562929 = 13458^2 + 4423^2 .

It is a cyclic number.

It is not a de Polignac number, because 200680693 - 2¹³ = 200672501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200680633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100340346 + 100340347.

It is an arithmetic number, because the mean of its divisors is an integer number (100340347).

Almost surely, 2^200680693 is an apocalyptic number.

It is an amenable number.

200680693 is a deficient number, since it is larger than the sum of its proper divisors (1).

200680693 is an equidigital number, since it uses as much as digits as its factorization.

200680693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 200680693 is about 14166.1813132545. The cubic root of 200680693 is about 585.4662491852.

The spelling of 200680693 in words is "two hundred million, six hundred eighty thousand, six hundred ninety-three".