135511154 has 16 divisors (see below), whose sum is σ = 214738080. Its totient is φ = 63957600.

The previous prime is 135511151. The next prime is 135511157. The reversal of 135511154 is 451115531.

It is an interprime number because it is at equal distance from previous prime (135511151) and next prime (135511157).

It is not an unprimeable number, because it can be changed into a prime (135511151) 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, 4454 + ... + 17054.

It is an arithmetic number, because the mean of its divisors is an integer number (13421130).

Almost surely, 2^135511154 is an apocalyptic number.

135511154 is a deficient number, since it is larger than the sum of its proper divisors (79226926).

135511154 is a wasteful number, since it uses less digits than its factorization.

135511154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12905.

The product of its digits is 1500, while the sum is 26.

The square root of 135511154 is about 11640.9258222875. The cubic root of 135511154 is about 513.6394211880.

Adding to 135511154 its reverse (451115531), we get a palindrome (586626685).

The spelling of 135511154 in words is "one hundred thirty-five million, five hundred eleven thousand, one hundred fifty-four".