1320812 has 6 divisors (see below), whose sum is σ = 2311428. Its totient is φ = 660404.

The previous prime is 1320811. The next prime is 1320859. The reversal of 1320812 is 2180231.

It is not an unprimeable number, because it can be changed into a prime (1320811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165098 + ... + 165105.

It is an arithmetic number, because the mean of its divisors is an integer number (385238).

2^1320812 is an apocalyptic number.

It is an amenable number.

1320812 is a deficient number, since it is larger than the sum of its proper divisors (990616).

1320812 is a wasteful number, since it uses less digits than its factorization.

1320812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330207 (or 330205 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1320812 is about 1149.2658526207. The cubic root of 1320812 is about 109.7186196850.

The spelling of 1320812 in words is "one million, three hundred twenty thousand, eight hundred twelve".