323273497 has 2 divisors, whose sum is σ = 323273498. Its totient is φ = 323273496.

The previous prime is 323273453. The next prime is 323273501. The reversal of 323273497 is 794372323.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191850201 + 131423296 = 13851^2 + 11464^2 .

It is an emirp because it is prime and its reverse (794372323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323273497 - 2¹⁹ = 322749209 is a prime.

It is not a weakly prime, because it can be changed into another prime (323273417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161636748 + 161636749.

It is an arithmetic number, because the mean of its divisors is an integer number (161636749).

Almost surely, 2^323273497 is an apocalyptic number.

It is an amenable number.

323273497 is a deficient number, since it is larger than the sum of its proper divisors (1).

323273497 is an equidigital number, since it uses as much as digits as its factorization.

323273497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 40.

The square root of 323273497 is about 17979.8080356827. The cubic root of 323273497 is about 686.3148043597.

It can be divided in two parts, 3232 and 73497, that added together give a square (76729 = 277²).

The spelling of 323273497 in words is "three hundred twenty-three million, two hundred seventy-three thousand, four hundred ninety-seven".