135134154 has 48 divisors (see below), whose sum is σ = 310587264. Its totient is φ = 42372000.

The previous prime is 135134149. The next prime is 135134159. The reversal of 135134154 is 451431531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135134149) and next prime (135134159).

It is a super-2 number, since 2×135134154² = 36522479154591432, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135134159) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22579 + ... + 27929.

It is an arithmetic number, because the mean of its divisors is an integer number (6470568).

Almost surely, 2^135134154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135134154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155293632).

135134154 is an abundant number, since it is smaller than the sum of its proper divisors (175453110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135134154 is a wasteful number, since it uses less digits than its factorization.

135134154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5443 (or 5440 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 135134154 is about 11624.7216740875. The cubic root of 135134154 is about 513.1626537568.

Adding to 135134154 its reverse (451431531), we get a palindrome (586565685).

The spelling of 135134154 in words is "one hundred thirty-five million, one hundred thirty-four thousand, one hundred fifty-four".