1320002 has 4 divisors (see below), whose sum is σ = 1980006. Its totient is φ = 660000.

The previous prime is 1319963. The next prime is 1320019. The reversal of 1320002 is 2000231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1142761 + 177241 = 1069^2 + 421^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329999 + ... + 330002.

2^1320002 is an apocalyptic number.

1320002 is a deficient number, since it is larger than the sum of its proper divisors (660004).

1320002 is an equidigital number, since it uses as much as digits as its factorization.

1320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660003.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 1320002 is about 1148.9133996956. The cubic root of 1320002 is about 109.6961864507.

Adding to 1320002 its reverse (2000231), we get a palindrome (3320233).

The spelling of 1320002 in words is "one million, three hundred twenty thousand, two".