145225333 has 8 divisors (see below), whose sum is σ = 162709920. Its totient is φ = 128454480.

The previous prime is 145225331. The next prime is 145225361. The reversal of 145225333 is 333522541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145225333 - 2¹ = 145225331 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145225331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178003 + ... + 178816.

It is an arithmetic number, because the mean of its divisors is an integer number (20338740).

Almost surely, 2^145225333 is an apocalyptic number.

It is an amenable number.

145225333 is a deficient number, since it is larger than the sum of its proper divisors (17484587).

145225333 is a wasteful number, since it uses less digits than its factorization.

145225333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356867.

The product of its digits is 10800, while the sum is 28.

The square root of 145225333 is about 12050.9473901432. The cubic root of 145225333 is about 525.6307858757.

Adding to 145225333 its reverse (333522541), we get a palindrome (478747874).

The spelling of 145225333 in words is "one hundred forty-five million, two hundred twenty-five thousand, three hundred thirty-three".