1323108864 has 480 divisors, whose sum is σ = 4963432320. Its totient is φ = 340623360.

The previous prime is 1323108859. The next prime is 1323108869. The reversal of 1323108864 is 4688013231.

It is an interprime number because it is at equal distance from previous prime (1323108859) and next prime (1323108869).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1323108869) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11708872 + ... + 11708984.

It is an arithmetic number, because the mean of its divisors is an integer number (10340484).

Almost surely, 2^1323108864 is an apocalyptic number.

1323108864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323108864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2481716160).

1323108864 is an abundant number, since it is smaller than the sum of its proper divisors (3640323456).

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

1323108864 is a wasteful number, since it uses less digits than its factorization.

1323108864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1323108864 is about 36374.5634200605. The cubic root of 1323108864 is about 1097.8218230394.

The spelling of 1323108864 in words is "one billion, three hundred twenty-three million, one hundred eight thousand, eight hundred sixty-four".