1323101133 has 12 divisors (see below), whose sum is σ = 1977048060. Its totient is φ = 851651136.

The previous prime is 1323101123. The next prime is 1323101141. The reversal of 1323101133 is 3311013231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 282845124 + 1040256009 = 16818^2 + 32253^2 .

It is not a de Polignac number, because 1323101133 - 2⁹ = 1323100621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323101123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2534416 + ... + 2534937.

It is an arithmetic number, because the mean of its divisors is an integer number (164754005).

Almost surely, 2^1323101133 is an apocalyptic number.

It is an amenable number.

1323101133 is a deficient number, since it is larger than the sum of its proper divisors (653946927).

1323101133 is a wasteful number, since it uses less digits than its factorization.

1323101133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5069388 (or 5069385 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1323101133 is about 36374.4571505885. The cubic root of 1323101133 is about 1097.8196848236.

Adding to 1323101133 its reverse (3311013231), we get a palindrome (4634114364).

The spelling of 1323101133 in words is "one billion, three hundred twenty-three million, one hundred one thousand, one hundred thirty-three".