155355 has 8 divisors (see below), whose sum is σ = 248592. Its totient is φ = 82848.

The previous prime is 155333. The next prime is 155371. The reversal of 155355 is 553551.

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

It is not a de Polignac number, because 155355 - 2⁶ = 155291 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5164 + ... + 5193.

It is an arithmetic number, because the mean of its divisors is an integer number (31074).

2¹⁵⁵³⁵⁵ is an apocalyptic number.

155355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

155355 is a deficient number, since it is larger than the sum of its proper divisors (93237).

155355 is a wasteful number, since it uses less digits than its factorization.

155355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10365.

The product of its digits is 1875, while the sum is 24.

The square root of 155355 is about 394.1509862984. The cubic root of 155355 is about 53.7578319217.

The spelling of 155355 in words is "one hundred fifty-five thousand, three hundred fifty-five".