1660601106 has 48 divisors (see below), whose sum is σ = 3902561208. Its totient is φ = 508262400.

The previous prime is 1660601053. The next prime is 1660601113. The reversal of 1660601106 is 6011060661.

It can be written as a sum of positive squares in 4 ways, for example, as 1473868881 + 186732225 = 38391^2 + 13665^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1660601106.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53635 + ... + 78726.

Almost surely, 2^1660601106 is an apocalyptic number.

1660601106 is an abundant number, since it is smaller than the sum of its proper divisors (2241960102).

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

1660601106 is a wasteful number, since it uses less digits than its factorization.

1660601106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132427 (or 132424 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1660601106 is about 40750.4736904984. The cubic root of 1660601106 is about 1184.1910496620.

Adding to 1660601106 its reverse (6011060661), we get a palindrome (7671661767).

The spelling of 1660601106 in words is "one billion, six hundred sixty million, six hundred one thousand, one hundred six".