1066505602 has 8 divisors (see below), whose sum is σ = 1600623612. Its totient is φ = 532964400.

The previous prime is 1066505599. The next prime is 1066505611. The reversal of 1066505602 is 2065056601.

1066505602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 996096721 + 70408881 = 31561^2 + 8391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1066505602² = 2274868398194764808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139549 + ... + 146992.

Almost surely, 2^1066505602 is an apocalyptic number.

1066505602 is a deficient number, since it is larger than the sum of its proper divisors (534118010).

1066505602 is a wasteful number, since it uses less digits than its factorization.

1066505602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288404.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1066505602 is about 32657.3973549639. The cubic root of 1066505602 is about 1021.6944800305.

The spelling of 1066505602 in words is "one billion, sixty-six million, five hundred five thousand, six hundred two".