1323953941 has 2 divisors, whose sum is σ = 1323953942. Its totient is φ = 1323953940.

The previous prime is 1323953887. The next prime is 1323953959. The reversal of 1323953941 is 1493593231.

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., 780084900 + 543869041 = 27930^2 + 23321^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323953941 - 2²⁷ = 1189736213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1323953894 and 1323953903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323953441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661976970 + 661976971.

It is an arithmetic number, because the mean of its divisors is an integer number (661976971).

Almost surely, 2^1323953941 is an apocalyptic number.

It is an amenable number.

1323953941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323953941 is an equidigital number, since it uses as much as digits as its factorization.

1323953941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 40.

The square root of 1323953941 is about 36386.1778839163. The cubic root of 1323953941 is about 1098.0555016000.

The spelling of 1323953941 in words is "one billion, three hundred twenty-three million, nine hundred fifty-three thousand, nine hundred forty-one".