145323 has 12 divisors (see below), whose sum is σ = 213928. Its totient is φ = 95040.

The previous prime is 145307. The next prime is 145349. The reversal of 145323 is 323541.

It is not a de Polignac number, because 145323 - 2⁴ = 145307 is a prime.

It is a super-2 number, since 2×145323² = 42237548658, which contains 22 as substring.

It is a Duffinian number.

145323 is a lucky number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 145296 and 145305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145303) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 483 + ... + 723.

2¹⁴⁵³²³ is an apocalyptic number.

145323 is a deficient number, since it is larger than the sum of its proper divisors (68605).

145323 is a wasteful number, since it uses less digits than its factorization.

145323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 311 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 145323 is about 381.2125391432. The cubic root of 145323 is about 52.5748591947.

Adding to 145323 its reverse (323541), we get a palindrome (468864).

It can be divided in two parts, 14532 and 3, that added together give a triangular number (14535 = T₁₇₀).

The spelling of 145323 in words is "one hundred forty-five thousand, three hundred twenty-three".