1333165145 has 8 divisors (see below), whose sum is σ = 1722859656. Its totient is φ = 984491136.

The previous prime is 1333165117. The next prime is 1333165189. The reversal of 1333165145 is 5415613331.

It can be written as a sum of positive squares in 4 ways, for example, as 258064 + 1332907081 = 508^2 + 36509^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1333165145 - 2²⁴ = 1316387929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10255052 + ... + 10255181.

It is an arithmetic number, because the mean of its divisors is an integer number (215357457).

Almost surely, 2^1333165145 is an apocalyptic number.

It is an amenable number.

1333165145 is a deficient number, since it is larger than the sum of its proper divisors (389694511).

1333165145 is a wasteful number, since it uses less digits than its factorization.

1333165145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20510251.

The product of its digits is 16200, while the sum is 32.

The square root of 1333165145 is about 36512.5340807783. The cubic root of 1333165145 is about 1100.5961355488.

Adding to 1333165145 its reverse (5415613331), we get a palindrome (6748778476).

The spelling of 1333165145 in words is "one billion, three hundred thirty-three million, one hundred sixty-five thousand, one hundred forty-five".