155133118 has 12 divisors (see below), whose sum is σ = 270691632. Its totient is φ = 66485580.

The previous prime is 155133101. The next prime is 155133149. The reversal of 155133118 is 811331551.

155133118 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 791398 + ... + 791593.

It is an arithmetic number, because the mean of its divisors is an integer number (22557636).

Almost surely, 2^155133118 is an apocalyptic number.

155133118 is a deficient number, since it is larger than the sum of its proper divisors (115558514).

155133118 is a wasteful number, since it uses less digits than its factorization.

155133118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583007 (or 1583000 counting only the distinct ones).

The product of its digits is 1800, while the sum is 28.

The square root of 155133118 is about 12455.2445981602. The cubic root of 155133118 is about 537.3222695595.

Adding to 155133118 its reverse (811331551), we get a palindrome (966464669).

The spelling of 155133118 in words is "one hundred fifty-five million, one hundred thirty-three thousand, one hundred eighteen".