321141113 has 2 divisors, whose sum is σ = 321141114. Its totient is φ = 321141112.

The previous prime is 321141109. The next prime is 321141137. The reversal of 321141113 is 311141123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 316946809 + 4194304 = 17803^2 + 2048^2 .

It is a cyclic number.

It is not a de Polignac number, because 321141113 - 2² = 321141109 is a prime.

It is a super-2 number, since 2×321141113² = 206263228917757538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321141091 and 321141100.

It is not a weakly prime, because it can be changed into another prime (321141143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160570556 + 160570557.

It is an arithmetic number, because the mean of its divisors is an integer number (160570557).

Almost surely, 2^321141113 is an apocalyptic number.

It is an amenable number.

321141113 is a deficient number, since it is larger than the sum of its proper divisors (1).

321141113 is an equidigital number, since it uses as much as digits as its factorization.

321141113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 17.

The square root of 321141113 is about 17920.4105142712. The cubic root of 321141113 is about 684.8024457391.

Adding to 321141113 its reverse (311141123), we get a palindrome (632282236).

The spelling of 321141113 in words is "three hundred twenty-one million, one hundred forty-one thousand, one hundred thirteen".