1243452324 has 12 divisors (see below), whose sum is σ = 2901388784. Its totient is φ = 414484104.

The previous prime is 1243452281. The next prime is 1243452341. The reversal of 1243452324 is 4232543421.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1243452324² = 3092347364122001952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1243452291 and 1243452300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51810502 + ... + 51810525.

Almost surely, 2^1243452324 is an apocalyptic number.

It is an amenable number.

1243452324 is an abundant number, since it is smaller than the sum of its proper divisors (1657936460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1243452324 is a wasteful number, since it uses less digits than its factorization.

1243452324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103621034 (or 103621032 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 1243452324 is about 35262.6193581815. The cubic root of 1243452324 is about 1075.3331792928. Note that the first 3 decimals are identical.

Adding to 1243452324 its reverse (4232543421), we get a palindrome (5475995745).

The spelling of 1243452324 in words is "one billion, two hundred forty-three million, four hundred fifty-two thousand, three hundred twenty-four".