13401121532 has 12 divisors (see below), whose sum is σ = 23522816856. Its totient is φ = 6680316720.

The previous prime is 13401121523. The next prime is 13401121549. The reversal of 13401121532 is 23512110431.

It is a junction number, because it is equal to n+sod(n) for n = 13401121498 and 13401121507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5059523 + ... + 5062170.

It is an arithmetic number, because the mean of its divisors is an integer number (1960234738).

Almost surely, 2^13401121532 is an apocalyptic number.

It is an amenable number.

13401121532 is a deficient number, since it is larger than the sum of its proper divisors (10121695324).

13401121532 is a wasteful number, since it uses less digits than its factorization.

13401121532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122028 (or 10122026 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 13401121532 its reverse (23512110431), we get a palindrome (36913231963).

The spelling of 13401121532 in words is "thirteen billion, four hundred one million, one hundred twenty-one thousand, five hundred thirty-two".