328121453 has 8 divisors (see below), whose sum is σ = 369497856. Its totient is φ = 288669600.

The previous prime is 328121449. The next prime is 328121461. The reversal of 328121453 is 354121823.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 328121453 - 2² = 328121449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328121413) by changing a digit.

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, 480776 + ... + 481457.

It is an arithmetic number, because the mean of its divisors is an integer number (46187232).

Almost surely, 2^328121453 is an apocalyptic number.

It is an amenable number.

328121453 is a deficient number, since it is larger than the sum of its proper divisors (41376403).

328121453 is a wasteful number, since it uses less digits than its factorization.

328121453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962275.

The product of its digits is 5760, while the sum is 29.

The square root of 328121453 is about 18114.1230259706. The cubic root of 328121453 is about 689.7285587774.

The spelling of 328121453 in words is "three hundred twenty-eight million, one hundred twenty-one thousand, four hundred fifty-three".