1296771 has 8 divisors (see below), whose sum is σ = 1976064. Its totient is φ = 741000.

The previous prime is 1296749. The next prime is 1296781. The reversal of 1296771 is 1776921.

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

It is not a de Polignac number, because 1296771 - 2¹⁰ = 1295747 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1296721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30855 + ... + 30896.

It is an arithmetic number, because the mean of its divisors is an integer number (247008).

2^1296771 is an apocalyptic number.

1296771 is a deficient number, since it is larger than the sum of its proper divisors (679293).

1296771 is an equidigital number, since it uses as much as digits as its factorization.

1296771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61761.

The product of its digits is 5292, while the sum is 33.

The square root of 1296771 is about 1138.7585345454. The cubic root of 1296771 is about 109.0488516540.

The spelling of 1296771 in words is "one million, two hundred ninety-six thousand, seven hundred seventy-one".