323013533 has 2 divisors, whose sum is σ = 323013534. Its totient is φ = 323013532.

The previous prime is 323013529. The next prime is 323013553. The reversal of 323013533 is 335310323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 281501284 + 41512249 = 16778^2 + 6443^2 .

It is an emirp because it is prime and its reverse (335310323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323013533 - 2² = 323013529 is a prime.

It is a super-2 number, since 2×323013533² = 208675485002284178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323013499 and 323013508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323013503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161506766 + 161506767.

It is an arithmetic number, because the mean of its divisors is an integer number (161506767).

Almost surely, 2^323013533 is an apocalyptic number.

It is an amenable number.

323013533 is a deficient number, since it is larger than the sum of its proper divisors (1).

323013533 is an equidigital number, since it uses as much as digits as its factorization.

323013533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 23.

The square root of 323013533 is about 17972.5772497992. The cubic root of 323013533 is about 686.1307857808.

Adding to 323013533 its reverse (335310323), we get a palindrome (658323856).

The spelling of 323013533 in words is "three hundred twenty-three million, thirteen thousand, five hundred thirty-three".