1232423133 has 8 divisors (see below), whose sum is σ = 1644199200. Its totient is φ = 821131248.

The previous prime is 1232423131. The next prime is 1232423161. The reversal of 1232423133 is 3313242321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1232423133 - 2¹ = 1232423131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232423131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115063 + ... + 125316.

It is an arithmetic number, because the mean of its divisors is an integer number (205524900).

Almost surely, 2^1232423133 is an apocalyptic number.

It is an amenable number.

1232423133 is a deficient number, since it is larger than the sum of its proper divisors (411776067).

1232423133 is a wasteful number, since it uses less digits than its factorization.

1232423133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242091.

The product of its digits is 2592, while the sum is 24.

The square root of 1232423133 is about 35105.8845921877. The cubic root of 1232423133 is about 1072.1443975149.

Adding to 1232423133 its reverse (3313242321), we get a palindrome (4545665454).

The spelling of 1232423133 in words is "one billion, two hundred thirty-two million, four hundred twenty-three thousand, one hundred thirty-three".