133303054873 has 4 divisors (see below), whose sum is σ = 141144411060. Its totient is φ = 125461698688.

The previous prime is 133303054853. The next prime is 133303054877. The reversal of 133303054873 is 378450303331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37594495449 + 95708559424 = 193893^2 + 309368^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133303054873 is a prime.

It is a super-2 number, since 2×133303054873² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133303054877) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3920678068 + ... + 3920678101.

It is an arithmetic number, because the mean of its divisors is an integer number (35286102765).

Almost surely, 2^133303054873 is an apocalyptic number.

It is an amenable number.

133303054873 is a deficient number, since it is larger than the sum of its proper divisors (7841356187).

133303054873 is an equidigital number, since it uses as much as digits as its factorization.

133303054873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7841356186.

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 133303054873 in words is "one hundred thirty-three billion, three hundred three million, fifty-four thousand, eight hundred seventy-three".