1066141321 has 8 divisors (see below), whose sum is σ = 1219982400. Its totient is φ = 912684048.

The previous prime is 1066141301. The next prime is 1066141463. The reversal of 1066141321 is 1231416601.

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 1066141321 - 2⁵ = 1066141289 is a prime.

It is a super-2 number, since 2×1066141321² = 2273314632687250082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066141301) 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, 89971 + ... + 101128.

It is an arithmetic number, because the mean of its divisors is an integer number (152497800).

Almost surely, 2^1066141321 is an apocalyptic number.

It is an amenable number.

1066141321 is a deficient number, since it is larger than the sum of its proper divisors (153841079).

1066141321 is an equidigital number, since it uses as much as digits as its factorization.

1066141321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191903.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1066141321 is about 32651.8195664499. The cubic root of 1066141321 is about 1021.5781417543.

Adding to 1066141321 its reverse (1231416601), we get a palindrome (2297557922).

The spelling of 1066141321 in words is "one billion, sixty-six million, one hundred forty-one thousand, three hundred twenty-one".