145003306 has 64 divisors (see below), whose sum is σ = 272885760. Its totient is φ = 56448000.

The previous prime is 145003301. The next prime is 145003321. The reversal of 145003306 is 603300541.

It is not an unprimeable number, because it can be changed into a prime (145003301) 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 31 ways as a sum of consecutive naturals, for example, 515886 + ... + 516166.

It is an arithmetic number, because the mean of its divisors is an integer number (4263840).

Almost surely, 2^145003306 is an apocalyptic number.

145003306 is a deficient number, since it is larger than the sum of its proper divisors (127882454).

145003306 is a wasteful number, since it uses less digits than its factorization.

145003306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 145003306 is about 12041.7318521880. The cubic root of 145003306 is about 525.3627799457.

Adding to 145003306 its reverse (603300541), we get a palindrome (748303847).

The spelling of 145003306 in words is "one hundred forty-five million, three thousand, three hundred six".