200563123 has 2 divisors, whose sum is σ = 200563124. Its totient is φ = 200563122.

The previous prime is 200563079. The next prime is 200563141. The reversal of 200563123 is 321365002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200563123 - 2¹³ = 200554931 is a prime.

It is equal to p_11108470 and since 200563123 and 11108470 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 200563094 and 200563103.

It is not a weakly prime, because it can be changed into another prime (200563163) 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, 100281561 + 100281562.

It is an arithmetic number, because the mean of its divisors is an integer number (100281562).

Almost surely, 2^200563123 is an apocalyptic number.

200563123 is a deficient number, since it is larger than the sum of its proper divisors (1).

200563123 is an equidigital number, since it uses as much as digits as its factorization.

200563123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 200563123 is about 14162.0310337183. The cubic root of 200563123 is about 585.3518938671.

The spelling of 200563123 in words is "two hundred million, five hundred sixty-three thousand, one hundred twenty-three".