1320504032 has 24 divisors (see below), whose sum is σ = 2600551800. Its totient is φ = 660046464.

The previous prime is 1320504011. The next prime is 1320504091. The reversal of 1320504032 is 2304050231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1320503995 and 1320504013.

It is a congruent number.

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, 200894 + ... + 207362.

It is an arithmetic number, because the mean of its divisors is an integer number (108356325).

Almost surely, 2^1320504032 is an apocalyptic number.

It is an amenable number.

1320504032 is a deficient number, since it is larger than the sum of its proper divisors (1280047768).

1320504032 is an equidigital number, since it uses as much as digits as its factorization.

1320504032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12858 (or 12850 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 1320504032 is about 36338.7400992384. The cubic root of 1320504032 is about 1097.1009148411.

Adding to 1320504032 its reverse (2304050231), we get a palindrome (3624554263).

The spelling of 1320504032 in words is "one billion, three hundred twenty million, five hundred four thousand, thirty-two".