1323100133 has 2 divisors, whose sum is σ = 1323100134. Its totient is φ = 1323100132.

The previous prime is 1323100099. The next prime is 1323100171. The reversal of 1323100133 is 3310013231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 751746724 + 571353409 = 27418^2 + 23903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323100133 is a prime.

It is a super-3 number, since 3×1323100133³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323108133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661550066 + 661550067.

It is an arithmetic number, because the mean of its divisors is an integer number (661550067).

Almost surely, 2^1323100133 is an apocalyptic number.

It is an amenable number.

1323100133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323100133 is an equidigital number, since it uses as much as digits as its factorization.

1323100133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1323100133 is about 36374.4434046763. The cubic root of 1323100133 is about 1097.8194082461.

Adding to 1323100133 its reverse (3310013231), we get a palindrome (4633113364).

The spelling of 1323100133 in words is "one billion, three hundred twenty-three million, one hundred thousand, one hundred thirty-three".