321134353 has 2 divisors, whose sum is σ = 321134354. Its totient is φ = 321134352.

The previous prime is 321134323. The next prime is 321134381. The reversal of 321134353 is 353431123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320302609 + 831744 = 17897^2 + 912^2 .

It is an emirp because it is prime and its reverse (353431123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 321134353 - 2⁵ = 321134321 is a prime.

It is not a weakly prime, because it can be changed into another prime (321134323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160567176 + 160567177.

It is an arithmetic number, because the mean of its divisors is an integer number (160567177).

Almost surely, 2^321134353 is an apocalyptic number.

It is an amenable number.

321134353 is a deficient number, since it is larger than the sum of its proper divisors (1).

321134353 is an equidigital number, since it uses as much as digits as its factorization.

321134353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 321134353 is about 17920.2219015279. The cubic root of 321134353 is about 684.7976406894.

Adding to 321134353 its reverse (353431123), we get a palindrome (674565476).

The spelling of 321134353 in words is "three hundred twenty-one million, one hundred thirty-four thousand, three hundred fifty-three".