133237543873 has 16 divisors (see below), whose sum is σ = 155739248640. Its totient is φ = 111609905616.

The previous prime is 133237543853. The next prime is 133237543883. The reversal of 133237543873 is 378345732331.

It is a cyclic number.

It is not a de Polignac number, because 133237543873 - 2⁵ = 133237543841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133237543823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71763 + ... + 521176.

It is an arithmetic number, because the mean of its divisors is an integer number (9733703040).

Almost surely, 2^133237543873 is an apocalyptic number.

It is an amenable number.

133237543873 is a deficient number, since it is larger than the sum of its proper divisors (22501704767).

133237543873 is an equidigital number, since it uses as much as digits as its factorization.

133237543873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593676.

The product of its digits is 3810240, while the sum is 49.

The spelling of 133237543873 in words is "one hundred thirty-three billion, two hundred thirty-seven million, five hundred forty-three thousand, eight hundred seventy-three".