135026158 has 4 divisors (see below), whose sum is σ = 202539240. Its totient is φ = 67513078.

The previous prime is 135026153. The next prime is 135026191. The reversal of 135026158 is 851620531.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135026153) 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 as a sum of consecutive naturals, namely, 33756538 + ... + 33756541.

It is an arithmetic number, because the mean of its divisors is an integer number (50634810).

Almost surely, 2^135026158 is an apocalyptic number.

135026158 is a deficient number, since it is larger than the sum of its proper divisors (67513082).

135026158 is an equidigital number, since it uses as much as digits as its factorization.

135026158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67513081.

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

The square root of 135026158 is about 11620.0756451927. The cubic root of 135026158 is about 513.0259148639.

Adding to 135026158 its reverse (851620531), we get a palindrome (986646689).

The spelling of 135026158 in words is "one hundred thirty-five million, twenty-six thousand, one hundred fifty-eight".