1066200503 has 2 divisors, whose sum is σ = 1066200504. Its totient is φ = 1066200502.

The previous prime is 1066200497. The next prime is 1066200521. The reversal of 1066200503 is 3050026601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1066200503 - 2¹⁰ = 1066199479 is a prime.

It is a super-2 number, since 2×1066200503² = 2273567025194906018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066200533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533100251 + 533100252.

It is an arithmetic number, because the mean of its divisors is an integer number (533100252).

Almost surely, 2^1066200503 is an apocalyptic number.

1066200503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066200503 is an equidigital number, since it uses as much as digits as its factorization.

1066200503 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 23.

The square root of 1066200503 is about 32652.7258127097. The cubic root of 1066200503 is about 1021.5970441636.

The spelling of 1066200503 in words is "one billion, sixty-six million, two hundred thousand, five hundred three".