1066641311 has 8 divisors (see below), whose sum is σ = 1075229760. Its totient is φ = 1058064768.

The previous prime is 1066641299. The next prime is 1066641341. The reversal of 1066641311 is 1131466601.

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-1066641311 is a prime.

It is a super-2 number, since 2×1066641311² = 2275447372663597442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066641341) 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, 284330 + ... + 288056.

It is an arithmetic number, because the mean of its divisors is an integer number (134403720).

Almost surely, 2^1066641311 is an apocalyptic number.

1066641311 is a deficient number, since it is larger than the sum of its proper divisors (8588449).

1066641311 is a wasteful number, since it uses less digits than its factorization.

1066641311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5953.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1066641311 is about 32659.4750570183. The cubic root of 1066641311 is about 1021.7378138412.

The spelling of 1066641311 in words is "one billion, sixty-six million, six hundred forty-one thousand, three hundred eleven".