1066603129 has 2 divisors, whose sum is σ = 1066603130. Its totient is φ = 1066603128.

The previous prime is 1066603123. The next prime is 1066603157. The reversal of 1066603129 is 9213066601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 792535104 + 274068025 = 28152^2 + 16555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066603129 is a prime.

It is a super-2 number, since 2×1066603129² = 2275284469585181282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066603094 and 1066603103.

It is not a weakly prime, because it can be changed into another prime (1066603123) 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, 533301564 + 533301565.

It is an arithmetic number, because the mean of its divisors is an integer number (533301565).

Almost surely, 2^1066603129 is an apocalyptic number.

It is an amenable number.

1066603129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066603129 is an equidigital number, since it uses as much as digits as its factorization.

1066603129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1066603129 is about 32658.8905047309. The cubic root of 1066603129 is about 1021.7256221580.

The spelling of 1066603129 in words is "one billion, sixty-six million, six hundred three thousand, one hundred twenty-nine".