1243133324 has 6 divisors (see below), whose sum is σ = 2175483324. Its totient is φ = 621566660.

The previous prime is 1243133267. The next prime is 1243133327. The reversal of 1243133324 is 4233313421.

It is a super-2 number, since 2×1243133324² = 3090760922478577952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1243133293 and 1243133302.

It is not an unprimeable number, because it can be changed into a prime (1243133327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155391662 + ... + 155391669.

It is an arithmetic number, because the mean of its divisors is an integer number (362580554).

Almost surely, 2^1243133324 is an apocalyptic number.

It is an amenable number.

1243133324 is a deficient number, since it is larger than the sum of its proper divisors (932350000).

1243133324 is a wasteful number, since it uses less digits than its factorization.

1243133324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310783335 (or 310783333 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

The square root of 1243133324 is about 35258.0958646380. The cubic root of 1243133324 is about 1075.2412147368.

Adding to 1243133324 its reverse (4233313421), we get a palindrome (5476446745).

The spelling of 1243133324 in words is "one billion, two hundred forty-three million, one hundred thirty-three thousand, three hundred twenty-four".