1066601211 has 16 divisors (see below), whose sum is σ = 1549986816. Its totient is φ = 648459936.

The previous prime is 1066601209. The next prime is 1066601213. The reversal of 1066601211 is 1121066601.

It is an interprime number because it is at equal distance from previous prime (1066601209) and next prime (1066601213).

It is not a de Polignac number, because 1066601211 - 2¹ = 1066601209 is a prime.

It is a super-4 number, since 4×1066601211⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1066601213) 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 15 ways as a sum of consecutive naturals, for example, 161515 + ... + 167988.

It is an arithmetic number, because the mean of its divisors is an integer number (96874176).

Almost surely, 2^1066601211 is an apocalyptic number.

1066601211 is a deficient number, since it is larger than the sum of its proper divisors (483385605).

1066601211 is a wasteful number, since it uses less digits than its factorization.

1066601211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329602.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1066601211 is about 32658.8611405848. The cubic root of 1066601211 is about 1021.7250097244.

Adding to 1066601211 its reverse (1121066601), we get a palindrome (2187667812).

The spelling of 1066601211 in words is "one billion, sixty-six million, six hundred one thousand, two hundred eleven".