1066643153 has 8 divisors (see below), whose sum is σ = 1091597760. Its totient is φ = 1041964560.

The previous prime is 1066643143. The next prime is 1066643183. The reversal of 1066643153 is 3513466601.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066643153 is a prime.

It is a super-2 number, since 2×1066643153² = 2275455231683562818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066643143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61175 + ... + 76652.

It is an arithmetic number, because the mean of its divisors is an integer number (136449720).

Almost surely, 2^1066643153 is an apocalyptic number.

It is an amenable number.

1066643153 is a deficient number, since it is larger than the sum of its proper divisors (24954607).

1066643153 is a wasteful number, since it uses less digits than its factorization.

1066643153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138007.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 1066643153 is about 32659.5032570920. The cubic root of 1066643153 is about 1021.7384019927.

The spelling of 1066643153 in words is "one billion, sixty-six million, six hundred forty-three thousand, one hundred fifty-three".