1066645363 has 8 divisors (see below), whose sum is σ = 1222421760. Its totient is φ = 911718600.

The previous prime is 1066645291. The next prime is 1066645369. The reversal of 1066645363 is 3635466601.

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

It is a cyclic number.

It is not a de Polignac number, because 1066645363 - 2⁹ = 1066644851 is a prime.

It is a super-2 number, since 2×1066645363² = 2275464660818803538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066645369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209713 + ... + 214738.

It is an arithmetic number, because the mean of its divisors is an integer number (152802720).

Almost surely, 2^1066645363 is an apocalyptic number.

1066645363 is a deficient number, since it is larger than the sum of its proper divisors (155776397).

1066645363 is an equidigital number, since it uses as much as digits as its factorization.

1066645363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424817.

The product of its (nonzero) digits is 233280, while the sum is 40.

The square root of 1066645363 is about 32659.5370910244. The cubic root of 1066645363 is about 1021.7391076458.

The spelling of 1066645363 in words is "one billion, sixty-six million, six hundred forty-five thousand, three hundred sixty-three".