1322160666 has 32 divisors (see below), whose sum is σ = 2703138048. Its totient is φ = 430935360.

The previous prime is 1322160659. The next prime is 1322160739. The reversal of 1322160666 is 6660612231.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 489616 + ... + 492308.

It is an arithmetic number, because the mean of its divisors is an integer number (84473064).

Almost surely, 2^1322160666 is an apocalyptic number.

1322160666 is an abundant number, since it is smaller than the sum of its proper divisors (1380977382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322160666 is a wasteful number, since it uses less digits than its factorization.

1322160666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 1322160666 is about 36361.5272781549. The cubic root of 1322160666 is about 1097.5595112352.

Adding to 1322160666 its reverse (6660612231), we get a palindrome (7982772897).

The spelling of 1322160666 in words is "one billion, three hundred twenty-two million, one hundred sixty thousand, six hundred sixty-six".