1320580703 has 6 divisors (see below), whose sum is σ = 1429978104. Its totient is φ = 1218997416.

The previous prime is 1320580661. The next prime is 1320580711. The reversal of 1320580703 is 3070850231.

It is not a de Polignac number, because 1320580703 - 2⁸ = 1320580447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320585703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3906875 + ... + 3907212.

It is an arithmetic number, because the mean of its divisors is an integer number (238329684).

Almost surely, 2^1320580703 is an apocalyptic number.

1320580703 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1320580703 is a deficient number, since it is larger than the sum of its proper divisors (109397401).

1320580703 is an equidigital number, since it uses as much as digits as its factorization.

1320580703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7814113 (or 7814100 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1320580703 is about 36339.7950324434. The cubic root of 1320580703 is about 1097.1221476922.

The spelling of 1320580703 in words is "one billion, three hundred twenty million, five hundred eighty thousand, seven hundred three".