155165122 has 8 divisors (see below), whose sum is σ = 265997376. Its totient is φ = 66499332.

The previous prime is 155165119. The next prime is 155165147. The reversal of 155165122 is 221561551.

155165122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×155165122³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5541598 + ... + 5541625.

It is an arithmetic number, because the mean of its divisors is an integer number (33249672).

Almost surely, 2^155165122 is an apocalyptic number.

155165122 is a deficient number, since it is larger than the sum of its proper divisors (110832254).

155165122 is a wasteful number, since it uses less digits than its factorization.

155165122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11083232.

The product of its digits is 3000, while the sum is 28.

The square root of 155165122 is about 12456.5292919015. The cubic root of 155165122 is about 537.3592169239.

The spelling of 155165122 in words is "one hundred fifty-five million, one hundred sixty-five thousand, one hundred twenty-two".