1323671667 has 8 divisors (see below), whose sum is σ = 1794809280. Its totient is φ = 867490920.

The previous prime is 1323671659. The next prime is 1323671681. The reversal of 1323671667 is 7661763231.

It is a happy number.

1323671667 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1323671667 - 2³ = 1323671659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1323671627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3739009 + ... + 3739362.

It is an arithmetic number, because the mean of its divisors is an integer number (224351160).

Almost surely, 2^1323671667 is an apocalyptic number.

1323671667 is a deficient number, since it is larger than the sum of its proper divisors (471137613).

1323671667 is an equidigital number, since it uses as much as digits as its factorization.

1323671667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7478433.

The product of its digits is 190512, while the sum is 42.

The square root of 1323671667 is about 36382.2988141211. The cubic root of 1323671667 is about 1097.9774589684.

The spelling of 1323671667 in words is "one billion, three hundred twenty-three million, six hundred seventy-one thousand, six hundred sixty-seven".