135787443 has 8 divisors (see below), whose sum is σ = 197509056. Its totient is φ = 82295400.

The previous prime is 135787441. The next prime is 135787453. The reversal of 135787443 is 344787531.

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

It is not a de Polignac number, because 135787443 - 2¹ = 135787441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135787395 and 135787404.

It is not an unprimeable number, because it can be changed into a prime (135787441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2057353 + ... + 2057418.

It is an arithmetic number, because the mean of its divisors is an integer number (24688632).

Almost surely, 2^135787443 is an apocalyptic number.

135787443 is a deficient number, since it is larger than the sum of its proper divisors (61721613).

135787443 is a wasteful number, since it uses less digits than its factorization.

135787443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114785.

The product of its digits is 282240, while the sum is 42.

The square root of 135787443 is about 11652.7869198746. The cubic root of 135787443 is about 513.9882647575.

The spelling of 135787443 in words is "one hundred thirty-five million, seven hundred eighty-seven thousand, four hundred forty-three".