1271060166 has 8 divisors (see below), whose sum is σ = 2542120344. Its totient is φ = 423686720.

The previous prime is 1271060143. The next prime is 1271060173. The reversal of 1271060166 is 6610601721.

1271060166 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1271060166 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105921675 + ... + 105921686.

It is an arithmetic number, because the mean of its divisors is an integer number (317765043).

Almost surely, 2^1271060166 is an apocalyptic number.

1271060166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1271060166 is a wasteful number, since it uses less digits than its factorization.

1271060166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211843366.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1271060166 is about 35651.9307471559. The cubic root of 1271060166 is about 1083.2333844094.

Adding to 1271060166 its reverse (6610601721), we get a palindrome (7881661887).

The spelling of 1271060166 in words is "one billion, two hundred seventy-one million, sixty thousand, one hundred sixty-six".