323719481 has 2 divisors, whose sum is σ = 323719482. Its totient is φ = 323719480.

The previous prime is 323719441. The next prime is 323719493. The reversal of 323719481 is 184917323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167469481 + 156250000 = 12941^2 + 12500^2 .

It is a cyclic number.

It is not a de Polignac number, because 323719481 - 2²⁶ = 256610617 is a prime.

It is a super-2 number, since 2×323719481² = 209588604757818722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (323719441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161859740 + 161859741.

It is an arithmetic number, because the mean of its divisors is an integer number (161859741).

Almost surely, 2^323719481 is an apocalyptic number.

It is an amenable number.

323719481 is a deficient number, since it is larger than the sum of its proper divisors (1).

323719481 is an equidigital number, since it uses as much as digits as its factorization.

323719481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 38.

The square root of 323719481 is about 17992.2061182057. The cubic root of 323719481 is about 686.6302697217.

The spelling of 323719481 in words is "three hundred twenty-three million, seven hundred nineteen thousand, four hundred eighty-one".