1323231275 has 6 divisors (see below), whose sum is σ = 1640806812. Its totient is φ = 1058585000.

The previous prime is 1323231257. The next prime is 1323231281. The reversal of 1323231275 is 5721323231.

It is not a de Polignac number, because 1323231275 - 2¹² = 1323227179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26464601 + ... + 26464650.

It is an arithmetic number, because the mean of its divisors is an integer number (273467802).

Almost surely, 2^1323231275 is an apocalyptic number.

1323231275 is a deficient number, since it is larger than the sum of its proper divisors (317575537).

1323231275 is an equidigital number, since it uses as much as digits as its factorization.

1323231275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52929261 (or 52929256 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 1323231275 is about 36376.2460267686. The cubic root of 1323231275 is about 1097.8556779818.

The spelling of 1323231275 in words is "one billion, three hundred twenty-three million, two hundred thirty-one thousand, two hundred seventy-five".