145240204 has 12 divisors (see below), whose sum is σ = 260369928. Its totient is φ = 70848800.

The previous prime is 145240201. The next prime is 145240217. The reversal of 145240204 is 402042541.

It is a happy number.

145240204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (145240201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442642 + ... + 442969.

It is an arithmetic number, because the mean of its divisors is an integer number (21697494).

Almost surely, 2^145240204 is an apocalyptic number.

It is an amenable number.

145240204 is a deficient number, since it is larger than the sum of its proper divisors (115129724).

145240204 is a wasteful number, since it uses less digits than its factorization.

145240204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885656 (or 885654 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 145240204 is about 12051.5643797807. The cubic root of 145240204 is about 525.6487267048.

Adding to 145240204 its reverse (402042541), we get a palindrome (547282745).

The spelling of 145240204 in words is "one hundred forty-five million, two hundred forty thousand, two hundred four".