135989107 has 8 divisors (see below), whose sum is σ = 137356560. Its totient is φ = 134628480.

The previous prime is 135989089. The next prime is 135989143. The reversal of 135989107 is 701989531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135989107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135989167) 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 7 ways as a sum of consecutive naturals, for example, 44319 + ... + 47287.

It is an arithmetic number, because the mean of its divisors is an integer number (17169570).

Almost surely, 2^135989107 is an apocalyptic number.

135989107 is a deficient number, since it is larger than the sum of its proper divisors (1367453).

135989107 is a wasteful number, since it uses less digits than its factorization.

135989107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3413.

The product of its (nonzero) digits is 68040, while the sum is 43.

The square root of 135989107 is about 11661.4367468164. The cubic root of 135989107 is about 514.2425878776.

The spelling of 135989107 in words is "one hundred thirty-five million, nine hundred eighty-nine thousand, one hundred seven".