1320996 has 12 divisors (see below), whose sum is σ = 3082352. Its totient is φ = 440328.

The previous prime is 1320983. The next prime is 1321007. The reversal of 1320996 is 6990231.

It is a tau number, because it is divible by the number of its divisors (12).

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, 55030 + ... + 55053.

2^1320996 is an apocalyptic number.

It is an amenable number.

1320996 is an abundant number, since it is smaller than the sum of its proper divisors (1761356).

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

1320996 is a wasteful number, since it uses less digits than its factorization.

1320996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110090 (or 110088 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1320996 is about 1149.3459009367. The cubic root of 1320996 is about 109.7237143512.

The spelling of 1320996 in words is "one million, three hundred twenty thousand, nine hundred ninety-six".