13140241432 has 8 divisors (see below), whose sum is σ = 24637952700. Its totient is φ = 6570120712.

The previous prime is 13140241423. The next prime is 13140241447. The reversal of 13140241432 is 23414204131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13140241397 and 13140241406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 821265082 + ... + 821265097.

Almost surely, 2^13140241432 is an apocalyptic number.

It is an amenable number.

13140241432 is a deficient number, since it is larger than the sum of its proper divisors (11497711268).

13140241432 is a wasteful number, since it uses less digits than its factorization.

13140241432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642530185 (or 1642530181 counting only the distinct ones).

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

Adding to 13140241432 its reverse (23414204131), we get a palindrome (36554445563).

The spelling of 13140241432 in words is "thirteen billion, one hundred forty million, two hundred forty-one thousand, four hundred thirty-two".