155332134 has 32 divisors (see below), whose sum is σ = 356321280. Its totient is φ = 50106600.

The previous prime is 155332129. The next prime is 155332141. The reversal of 155332134 is 431233551.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 155332098 and 155332107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44722 + ... + 48069.

It is an arithmetic number, because the mean of its divisors is an integer number (11135040).

Almost surely, 2^155332134 is an apocalyptic number.

155332134 is an abundant number, since it is smaller than the sum of its proper divisors (200989146).

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

155332134 is a wasteful number, since it uses less digits than its factorization.

155332134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92833 (or 92827 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 155332134 is about 12463.2312824564. The cubic root of 155332134 is about 537.5519433486.

Adding to 155332134 its reverse (431233551), we get a palindrome (586565685).

The spelling of 155332134 in words is "one hundred fifty-five million, three hundred thirty-two thousand, one hundred thirty-four".