145004 has 6 divisors (see below), whose sum is σ = 253764. Its totient is φ = 72500.

The previous prime is 144983. The next prime is 145007. The reversal of 145004 is 400541.

145004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 145004.

It is not an unprimeable number, because it can be changed into a prime (145007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18122 + ... + 18129.

It is an arithmetic number, because the mean of its divisors is an integer number (42294).

2¹⁴⁵⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

145004 is a deficient number, since it is larger than the sum of its proper divisors (108760).

145004 is a wasteful number, since it uses less digits than its factorization.

145004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36255 (or 36253 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 145004 is about 380.7939075143. The cubic root of 145004 is about 52.5363618090.

Adding to 145004 its reverse (400541), we get a palindrome (545545).

The spelling of 145004 in words is "one hundred forty-five thousand, four".