1320352207 has 4 divisors (see below), whose sum is σ = 1332465640. Its totient is φ = 1308238776.

The previous prime is 1320352181. The next prime is 1320352213. The reversal of 1320352207 is 7022530231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1320352207 - 2¹¹ = 1320350159 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 (1320352307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6056553 + ... + 6056770.

It is an arithmetic number, because the mean of its divisors is an integer number (333116410).

Almost surely, 2^1320352207 is an apocalyptic number.

1320352207 is a deficient number, since it is larger than the sum of its proper divisors (12113433).

1320352207 is a wasteful number, since it uses less digits than its factorization.

1320352207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12113432.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 1320352207 is about 36336.6510151940. The cubic root of 1320352207 is about 1097.0588668235.

Adding to 1320352207 its reverse (7022530231), we get a palindrome (8342882438).

The spelling of 1320352207 in words is "one billion, three hundred twenty million, three hundred fifty-two thousand, two hundred seven".