1323463128 has 64 divisors (see below), whose sum is σ = 3566760960. Its totient is φ = 406809216.

The previous prime is 1323463123. The next prime is 1323463153. The reversal of 1323463128 is 8213643231.

1323463128 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323463121) 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, 487551 + ... + 490257.

It is an arithmetic number, because the mean of its divisors is an integer number (55730640).

Almost surely, 2^1323463128 is an apocalyptic number.

It is an amenable number.

1323463128 is an abundant number, since it is smaller than the sum of its proper divisors (2243297832).

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

1323463128 is a wasteful number, since it uses less digits than its factorization.

1323463128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296 (or 4292 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 1323463128 is about 36379.4327608334. The cubic root of 1323463128 is about 1097.9197953366.

The spelling of 1323463128 in words is "one billion, three hundred twenty-three million, four hundred sixty-three thousand, one hundred twenty-eight".