13124440132 has 6 divisors (see below), whose sum is σ = 22967770238. Its totient is φ = 6562220064.

The previous prime is 13124440127. The next prime is 13124440183. The reversal of 13124440132 is 23104442131.

It can be written as a sum of positive squares in only one way, i.e., 11163190336 + 1961249796 = 105656^2 + 44286^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13124440097 and 13124440106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640555013 + ... + 1640555020.

Almost surely, 2^13124440132 is an apocalyptic number.

It is an amenable number.

13124440132 is a deficient number, since it is larger than the sum of its proper divisors (9843330106).

13124440132 is a wasteful number, since it uses less digits than its factorization.

13124440132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281110037 (or 3281110035 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 13124440132 its reverse (23104442131), we get a palindrome (36228882263).

It can be divided in two parts, 1312 and 4440132, that added together give a palindrome (4441444).

The spelling of 13124440132 in words is "thirteen billion, one hundred twenty-four million, four hundred forty thousand, one hundred thirty-two".