1331296 has 12 divisors (see below), whose sum is σ = 2621052. Its totient is φ = 665632.

The previous prime is 1331293. The next prime is 1331299. The reversal of 1331296 is 6921331.

It is an interprime number because it is at equal distance from previous prime (1331293) and next prime (1331299).

It is a self number, because there is not a number n which added to its sum of digits gives 1331296.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20770 + ... + 20833.

It is an arithmetic number, because the mean of its divisors is an integer number (218421).

2^1331296 is an apocalyptic number.

1331296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1331296 is a deficient number, since it is larger than the sum of its proper divisors (1289756).

1331296 is an equidigital number, since it uses as much as digits as its factorization.

1331296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41613 (or 41605 counting only the distinct ones).

The product of its digits is 972, while the sum is 25.

The square root of 1331296 is about 1153.8180099132. The cubic root of 1331296 is about 110.0081536656.

The spelling of 1331296 in words is "one million, three hundred thirty-one thousand, two hundred ninety-six".