155134134 has 24 divisors (see below), whose sum is σ = 336877320. Its totient is φ = 51595488.

The previous prime is 155134099. The next prime is 155134139. The reversal of 155134134 is 431431551.

It is a happy number.

155134134 is a `hidden beast` number, since 15 + 513 + 4 + 134 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 155134098 and 155134107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155134139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1204 + ... + 17655.

It is an arithmetic number, because the mean of its divisors is an integer number (14036555).

Almost surely, 2^155134134 is an apocalyptic number.

155134134 is an abundant number, since it is smaller than the sum of its proper divisors (181743186).

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

155134134 is a wasteful number, since it uses less digits than its factorization.

155134134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19324 (or 19321 counting only the distinct ones).

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

The square root of 155134134 is about 12455.2853841251. The cubic root of 155134134 is about 537.3234425698.

Adding to 155134134 its reverse (431431551), we get a palindrome (586565685).

The spelling of 155134134 in words is "one hundred fifty-five million, one hundred thirty-four thousand, one hundred thirty-four".