1234543132 has 48 divisors (see below), whose sum is σ = 2279854080. Its totient is φ = 584164800.

The previous prime is 1234543129. The next prime is 1234543157. The reversal of 1234543132 is 2313454321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1234543132.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1716669 + ... + 1717387.

It is an arithmetic number, because the mean of its divisors is an integer number (47496960).

Almost surely, 2^1234543132 is an apocalyptic number.

It is an amenable number.

1234543132 is a deficient number, since it is larger than the sum of its proper divisors (1045310948).

1234543132 is a wasteful number, since it uses less digits than its factorization.

1234543132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 1040 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 1234543132 is about 35136.0659721603. The cubic root of 1234543132 is about 1072.7588085173.

Adding to 1234543132 its reverse (2313454321), we get a palindrome (3547997453).

The spelling of 1234543132 in words is "one billion, two hundred thirty-four million, five hundred forty-three thousand, one hundred thirty-two".