1320332255 has 16 divisors (see below), whose sum is σ = 1734562944. Its totient is φ = 956837280.

The previous prime is 1320332231. The next prime is 1320332261. The reversal of 1320332255 is 5522330231.

It is not a de Polignac number, because 1320332255 - 2¹² = 1320328159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26849 + ... + 57978.

It is an arithmetic number, because the mean of its divisors is an integer number (108410184).

Almost surely, 2^1320332255 is an apocalyptic number.

1320332255 is a deficient number, since it is larger than the sum of its proper divisors (414230689).

1320332255 is a wasteful number, since it uses less digits than its factorization.

1320332255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85126.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 1320332255 is about 36336.3764704187. The cubic root of 1320332255 is about 1097.0533408664.

Adding to 1320332255 its reverse (5522330231), we get a palindrome (6842662486).

The spelling of 1320332255 in words is "one billion, three hundred twenty million, three hundred thirty-two thousand, two hundred fifty-five".