1320136 has 16 divisors (see below), whose sum is σ = 2528640. Its totient is φ = 645840.

The previous prime is 1320127. The next prime is 1320149. The reversal of 1320136 is 6310231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1380 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (158040).

2^1320136 is an apocalyptic number.

It is an amenable number.

1320136 is a deficient number, since it is larger than the sum of its proper divisors (1208504).

1320136 is a wasteful number, since it uses less digits than its factorization.

1320136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564 (or 3560 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1320136 is about 1148.9717141862. The cubic root of 1320136 is about 109.6998982612.

Adding to 1320136 its reverse (6310231), we get a palindrome (7630367).

The spelling of 1320136 in words is "one million, three hundred twenty thousand, one hundred thirty-six".