1271768 has 16 divisors (see below), whose sum is σ = 2440680. Its totient is φ = 620928.

The previous prime is 1271749. The next prime is 1271791. The reversal of 1271768 is 8671721.

1271768 is nontrivially palindromic in base 7.

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, 1505 + ... + 2192.

2^1271768 is an apocalyptic number.

It is an amenable number.

1271768 is a deficient number, since it is larger than the sum of its proper divisors (1168912).

1271768 is a wasteful number, since it uses less digits than its factorization.

1271768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746 (or 3742 counting only the distinct ones).

The product of its digits is 4704, while the sum is 32.

The square root of 1271768 is about 1127.7269172987. The cubic root of 1271768 is about 108.3434425806.

The spelling of 1271768 in words is "one million, two hundred seventy-one thousand, seven hundred sixty-eight".