323511113 has 2 divisors, whose sum is σ = 323511114. Its totient is φ = 323511112.

The previous prime is 323511103. The next prime is 323511131. The reversal of 323511113 is 311115323.

Together with next prime (323511131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 307932304 + 15578809 = 17548^2 + 3947^2 .

It is an emirp because it is prime and its reverse (311115323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323511113 - 2²⁰ = 322462537 is a prime.

It is not a weakly prime, because it can be changed into another prime (323511103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161755556 + 161755557.

It is an arithmetic number, because the mean of its divisors is an integer number (161755557).

Almost surely, 2^323511113 is an apocalyptic number.

It is an amenable number.

323511113 is a deficient number, since it is larger than the sum of its proper divisors (1).

323511113 is an equidigital number, since it uses as much as digits as its factorization.

323511113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270, while the sum is 20.

The square root of 323511113 is about 17986.4146788625. The cubic root of 323511113 is about 686.4829173664.

Adding to 323511113 its reverse (311115323), we get a palindrome (634626436).

The spelling of 323511113 in words is "three hundred twenty-three million, five hundred eleven thousand, one hundred thirteen".