133521160003 has 8 divisors (see below), whose sum is σ = 166467939840. Its totient is φ = 104042462280.

The previous prime is 133521160001. The next prime is 133521160121. The reversal of 133521160003 is 300061125331.

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 133521160003 - 2¹ = 133521160001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133521160003.

It is not an unprimeable number, because it can be changed into a prime (133521160001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867020443 + ... + 867020596.

It is an arithmetic number, because the mean of its divisors is an integer number (20808492480).

Almost surely, 2^133521160003 is an apocalyptic number.

133521160003 is a deficient number, since it is larger than the sum of its proper divisors (32946779837).

133521160003 is a wasteful number, since it uses less digits than its factorization.

133521160003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734041057.

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 133521160003 its reverse (300061125331), we get a palindrome (433582285334).

The spelling of 133521160003 in words is "one hundred thirty-three billion, five hundred twenty-one million, one hundred sixty thousand, three".