145603312 has 20 divisors (see below), whose sum is σ = 282322456. Its totient is φ = 72745920.

The previous prime is 145603309. The next prime is 145603313. The reversal of 145603312 is 213306541.

145603312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145603313) 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, 25243 + ... + 30469.

Almost surely, 2^145603312 is an apocalyptic number.

It is an amenable number.

145603312 is a deficient number, since it is larger than the sum of its proper divisors (136719144).

145603312 is a wasteful number, since it uses less digits than its factorization.

145603312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6976 (or 6970 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 145603312 is about 12066.6197420819. The cubic root of 145603312 is about 526.0864118035.

Adding to 145603312 its reverse (213306541), we get a palindrome (358909853).

The spelling of 145603312 in words is "one hundred forty-five million, six hundred three thousand, three hundred twelve".