1323641454 has 16 divisors (see below), whose sum is σ = 2803005648. Its totient is φ = 415260032.

The previous prime is 1323641447. The next prime is 1323641507. The reversal of 1323641454 is 4541463231.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6488337 + ... + 6488540.

It is an arithmetic number, because the mean of its divisors is an integer number (175187853).

Almost surely, 2^1323641454 is an apocalyptic number.

1323641454 is an abundant number, since it is smaller than the sum of its proper divisors (1479364194).

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

1323641454 is a wasteful number, since it uses less digits than its factorization.

1323641454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12976899.

The product of its digits is 34560, while the sum is 33.

The square root of 1323641454 is about 36381.8835960977. The cubic root of 1323641454 is about 1097.9691050726.

The spelling of 1323641454 in words is "one billion, three hundred twenty-three million, six hundred forty-one thousand, four hundred fifty-four".