145055 has 8 divisors (see below), whose sum is σ = 177072. Its totient is φ = 114048.

The previous prime is 145043. The next prime is 145063. The reversal of 145055 is 550541.

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 145055 - 2¹⁰ = 144031 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 145055.

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 7 ways as a sum of consecutive naturals, for example, 119 + ... + 551.

It is an arithmetic number, because the mean of its divisors is an integer number (22134).

2¹⁴⁵⁰⁵⁵ is an apocalyptic number.

145055 is a deficient number, since it is larger than the sum of its proper divisors (32017).

145055 is an equidigital number, since it uses as much as digits as its factorization.

145055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 145055 is about 380.8608669843. The cubic root of 145055 is about 52.5425203527.

Adding to 145055 its reverse (550541), we get a palindrome (695596).

The spelling of 145055 in words is "one hundred forty-five thousand, fifty-five".