13142230432 has 12 divisors (see below), whose sum is σ = 25873766226. Its totient is φ = 6571115200.

The previous prime is 13142230421. The next prime is 13142230433. The reversal of 13142230432 is 23403224131.

It can be written as a sum of positive squares in only one way, i.e., 12249176976 + 893053456 = 110676^2 + 29884^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13142230397 and 13142230406.

It is not an unprimeable number, because it can be changed into a prime (13142230433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205347319 + ... + 205347382.

Almost surely, 2^13142230432 is an apocalyptic number.

It is an amenable number.

13142230432 is a deficient number, since it is larger than the sum of its proper divisors (12731535794).

13142230432 is an equidigital number, since it uses as much as digits as its factorization.

13142230432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410694711 (or 410694703 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 13142230432 its reverse (23403224131), we get a palindrome (36545454563).

The spelling of 13142230432 in words is "thirteen billion, one hundred forty-two million, two hundred thirty thousand, four hundred thirty-two".