135162111 has 8 divisors (see below), whose sum is σ = 205961344. Its totient is φ = 77235480.

The previous prime is 135162091. The next prime is 135162119. The reversal of 135162111 is 111261531.

It is a happy number.

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

It is not a de Polignac number, because 135162111 - 2¹¹ = 135160063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 6436291 = 135162111 / (1 + 3 + 5 + 1 + 6 + 2 + 1 + 1 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135162119) 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, 3218125 + ... + 3218166.

It is an arithmetic number, because the mean of its divisors is an integer number (25745168).

Almost surely, 2^135162111 is an apocalyptic number.

135162111 is a deficient number, since it is larger than the sum of its proper divisors (70799233).

135162111 is an equidigital number, since it uses as much as digits as its factorization.

135162111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436301.

The product of its digits is 180, while the sum is 21.

The square root of 135162111 is about 11625.9240923034. The cubic root of 135162111 is about 513.1980395781.

The spelling of 135162111 in words is "one hundred thirty-five million, one hundred sixty-two thousand, one hundred eleven".