1320964268 has 48 divisors (see below), whose sum is σ = 2593080000. Its totient is φ = 584602368.

The previous prime is 1320964261. The next prime is 1320964291. The reversal of 1320964268 is 8624690231.

It is not an unprimeable number, because it can be changed into a prime (1320964261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221753 + ... + 227631.

It is an arithmetic number, because the mean of its divisors is an integer number (54022500).

Almost surely, 2^1320964268 is an apocalyptic number.

It is an amenable number.

1320964268 is a deficient number, since it is larger than the sum of its proper divisors (1272115732).

1320964268 is a wasteful number, since it uses less digits than its factorization.

1320964268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6074 (or 6072 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 1320964268 is about 36345.0721281441. The cubic root of 1320964268 is about 1097.2283577657.

It can be divided in two parts, 13209 and 64268, that added together give a palindrome (77477).

The spelling of 1320964268 in words is "one billion, three hundred twenty million, nine hundred sixty-four thousand, two hundred sixty-eight".