135428373267143 has 8 divisors (see below), whose sum is σ = 149202816273936. Its totient is φ = 121897725712000.

The previous prime is 135428373267133. The next prime is 135428373267181. The reversal of 135428373267143 is 341762373824531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135428373267143 - 2¹⁶ = 135428373201607 is a prime.

It is a super-2 number, since 2×135428373267143² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135428373267133) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 60948861746 + ... + 60948863967.

It is an arithmetic number, because the mean of its divisors is an integer number (18650352034242).

Almost surely, 2^{135428373267143} is an apocalyptic number.

135428373267143 is a deficient number, since it is larger than the sum of its proper divisors (13774443006793).

135428373267143 is a wasteful number, since it uses less digits than its factorization.

135428373267143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121897725825.

The product of its digits is 60963840, while the sum is 59.

The spelling of 135428373267143 in words is "one hundred thirty-five trillion, four hundred twenty-eight billion, three hundred seventy-three million, two hundred sixty-seven thousand, one hundred forty-three".