135589606 has 4 divisors (see below), whose sum is σ = 203384412. Its totient is φ = 67794802.

The previous prime is 135589589. The next prime is 135589609. The reversal of 135589606 is 606985531.

135589606 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 (135589609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33897400 + ... + 33897403.

It is an arithmetic number, because the mean of its divisors is an integer number (50846103).

Almost surely, 2^135589606 is an apocalyptic number.

135589606 is a deficient number, since it is larger than the sum of its proper divisors (67794806).

135589606 is an equidigital number, since it uses as much as digits as its factorization.

135589606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67794805.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 135589606 is about 11644.2949979808. The cubic root of 135589606 is about 513.7385231559.

The spelling of 135589606 in words is "one hundred thirty-five million, five hundred eighty-nine thousand, six hundred six".