1320324135 has 32 divisors (see below), whose sum is σ = 2281583808. Its totient is φ = 648130560.

The previous prime is 1320324121. The next prime is 1320324163. The reversal of 1320324135 is 5314230231.

It is not a de Polignac number, because 1320324135 - 2⁴ = 1320324119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59245 + ... + 78425.

It is an arithmetic number, because the mean of its divisors is an integer number (71299494).

Almost surely, 2^1320324135 is an apocalyptic number.

1320324135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1320324135 is a deficient number, since it is larger than the sum of its proper divisors (961259673).

1320324135 is a wasteful number, since it uses less digits than its factorization.

1320324135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19555.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1320324135 is about 36336.2647364861. The cubic root of 1320324135 is about 1097.0510919145.

Adding to 1320324135 its reverse (5314230231), we get a palindrome (6634554366).

The spelling of 1320324135 in words is "one billion, three hundred twenty million, three hundred twenty-four thousand, one hundred thirty-five".