1320706716 has 24 divisors (see below), whose sum is σ = 3521884800. Its totient is φ = 377344752.

The previous prime is 1320706703. The next prime is 1320706757. The reversal of 1320706716 is 6176070231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7861266 + ... + 7861433.

It is an arithmetic number, because the mean of its divisors is an integer number (146745200).

Almost surely, 2^1320706716 is an apocalyptic number.

It is an amenable number.

1320706716 is an abundant number, since it is smaller than the sum of its proper divisors (2201178084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320706716 is a wasteful number, since it uses less digits than its factorization.

1320706716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15722713 (or 15722711 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 1320706716 is about 36341.5288065871. The cubic root of 1320706716 is about 1097.1570432639.

Adding to 1320706716 its reverse (6176070231), we get a palindrome (7496776947).

The spelling of 1320706716 in words is "one billion, three hundred twenty million, seven hundred six thousand, seven hundred sixteen".