1066411231 has 2 divisors, whose sum is σ = 1066411232. Its totient is φ = 1066411230.

The previous prime is 1066411219. The next prime is 1066411243. The reversal of 1066411231 is 1321146601.

It is a balanced prime because it is at equal distance from previous prime (1066411219) and next prime (1066411243).

It is a cyclic number.

It is not a de Polignac number, because 1066411231 - 2²¹ = 1064314079 is a prime.

It is a super-2 number, since 2×1066411231² = 2274465827205870722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066411196 and 1066411205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066411531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533205615 + 533205616.

It is an arithmetic number, because the mean of its divisors is an integer number (533205616).

Almost surely, 2^1066411231 is an apocalyptic number.

1066411231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066411231 is an equidigital number, since it uses as much as digits as its factorization.

1066411231 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1066411231 is about 32655.9524589316. The cubic root of 1066411231 is about 1021.6643438632.

Adding to 1066411231 its reverse (1321146601), we get a palindrome (2387557832).

The spelling of 1066411231 in words is "one billion, sixty-six million, four hundred eleven thousand, two hundred thirty-one".