135163389 has 8 divisors (see below), whose sum is σ = 182076160. Its totient is φ = 89179776.

The previous prime is 135163367. The next prime is 135163393. The reversal of 135163389 is 983361531.

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

It is not a de Polignac number, because 135163389 - 2¹⁹ = 134639101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135163309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231949 + ... + 232530.

It is an arithmetic number, because the mean of its divisors is an integer number (22759520).

Almost surely, 2^135163389 is an apocalyptic number.

It is an amenable number.

135163389 is a deficient number, since it is larger than the sum of its proper divisors (46912771).

135163389 is an equidigital number, since it uses as much as digits as its factorization.

135163389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464579.

The product of its digits is 58320, while the sum is 39.

The square root of 135163389 is about 11625.9790555462. The cubic root of 135163389 is about 513.1996570556.

The spelling of 135163389 in words is "one hundred thirty-five million, one hundred sixty-three thousand, three hundred eighty-nine".