135518026 has 24 divisors (see below), whose sum is σ = 241971840. Its totient is φ = 56726712.

The previous prime is 135518011. The next prime is 135518029. The reversal of 135518026 is 620815531.

It is not an unprimeable number, because it can be changed into a prime (135518029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11866 + ... + 20293.

It is an arithmetic number, because the mean of its divisors is an integer number (10082160).

Almost surely, 2^135518026 is an apocalyptic number.

135518026 is a deficient number, since it is larger than the sum of its proper divisors (106453814).

135518026 is a wasteful number, since it uses less digits than its factorization.

135518026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32218 (or 32211 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 135518026 is about 11641.2209840721. The cubic root of 135518026 is about 513.6481035494.

The spelling of 135518026 in words is "one hundred thirty-five million, five hundred eighteen thousand, twenty-six".