135725798 has 8 divisors (see below), whose sum is σ = 219249408. Its totient is φ = 62642664.

The previous prime is 135725791. The next prime is 135725803. The reversal of 135725798 is 897527531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135725791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610086 + ... + 2610137.

It is an arithmetic number, because the mean of its divisors is an integer number (27406176).

Almost surely, 2^135725798 is an apocalyptic number.

135725798 is a deficient number, since it is larger than the sum of its proper divisors (83523610).

135725798 is a wasteful number, since it uses less digits than its factorization.

135725798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220238.

The product of its digits is 529200, while the sum is 47.

The square root of 135725798 is about 11650.1415442045. The cubic root of 135725798 is about 513.9104725801.

The spelling of 135725798 in words is "one hundred thirty-five million, seven hundred twenty-five thousand, seven hundred ninety-eight".