155273 has 8 divisors (see below), whose sum is σ = 166848. Its totient is φ = 144144.

The previous prime is 155269. The next prime is 155291. The reversal of 155273 is 372551.

155273 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 cyclic number.

It is not a de Polignac number, because 155273 - 2² = 155269 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (155203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911 + ... + 1067.

It is an arithmetic number, because the mean of its divisors is an integer number (20856).

2¹⁵⁵²⁷³ is an apocalyptic number.

It is an amenable number.

155273 is a deficient number, since it is larger than the sum of its proper divisors (11575).

155273 is a wasteful number, since it uses less digits than its factorization.

155273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223.

The product of its digits is 1050, while the sum is 23.

The square root of 155273 is about 394.0469515172. The cubic root of 155273 is about 53.7483720437.

The spelling of 155273 in words is "one hundred fifty-five thousand, two hundred seventy-three".