1066305325 has 12 divisors (see below), whose sum is σ = 1322677620. Its totient is φ = 852748160.

The previous prime is 1066305313. The next prime is 1066305341. The reversal of 1066305325 is 5235036601.

It can be written as a sum of positive squares in 6 ways, for example, as 81036004 + 985269321 = 9002^2 + 31389^2 .

It is not a de Polignac number, because 1066305325 - 2⁵ = 1066305293 is a prime.

It is a super-2 number, since 2×1066305325² = 2274014092246711250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92481 + ... + 103369.

It is an arithmetic number, because the mean of its divisors is an integer number (110223135).

Almost surely, 2^1066305325 is an apocalyptic number.

It is an amenable number.

1066305325 is a deficient number, since it is larger than the sum of its proper divisors (256372295).

1066305325 is a wasteful number, since it uses less digits than its factorization.

1066305325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14816 (or 14811 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 1066305325 is about 32654.3308766234. The cubic root of 1066305325 is about 1021.6305220245.

The spelling of 1066305325 in words is "one billion, sixty-six million, three hundred five thousand, three hundred twenty-five".