135541313121432 has 64 divisors (see below), whose sum is σ = 353714191718400. Its totient is φ = 43231734501120.

The previous prime is 135541313121421. The next prime is 135541313121497. The reversal of 135541313121432 is 234121313145531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023412348 + ... + 1023544779.

It is an arithmetic number, because the mean of its divisors is an integer number (5526784245600).

Almost surely, 2^{135541313121432} is an apocalyptic number.

135541313121432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135541313121432 is an abundant number, since it is smaller than the sum of its proper divisors (218172878596968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135541313121432 is a wasteful number, since it uses less digits than its factorization.

135541313121432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046957256 (or 2046957252 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

Adding to 135541313121432 its reverse (234121313145531), we get a palindrome (369662626266963).

The spelling of 135541313121432 in words is "one hundred thirty-five trillion, five hundred forty-one billion, three hundred thirteen million, one hundred twenty-one thousand, four hundred thirty-two".