1323230133 has 16 divisors (see below), whose sum is σ = 1823440896. Its totient is φ = 852655920.

The previous prime is 1323230131. The next prime is 1323230137. The reversal of 1323230133 is 3310323231.

It is not a de Polignac number, because 1323230133 - 2¹ = 1323230131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323230131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72016 + ... + 88502.

It is an arithmetic number, because the mean of its divisors is an integer number (113965056).

Almost surely, 2^1323230133 is an apocalyptic number.

It is an amenable number.

1323230133 is a deficient number, since it is larger than the sum of its proper divisors (500210763).

1323230133 is a wasteful number, since it uses less digits than its factorization.

1323230133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17384.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1323230133 is about 36376.2303297084. The cubic root of 1323230133 is about 1097.8553621510.

Adding to 1323230133 its reverse (3310323231), we get a palindrome (4633553364).

It can be divided in two parts, 13232 and 30133, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 1323230133 in words is "one billion, three hundred twenty-three million, two hundred thirty thousand, one hundred thirty-three".