133043240273 has 2 divisors, whose sum is σ = 133043240274. Its totient is φ = 133043240272.

The previous prime is 133043240221. The next prime is 133043240329. The reversal of 133043240273 is 372042340331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117791731264 + 15251509009 = 343208^2 + 123497^2 .

It is a cyclic number.

It is not a de Polignac number, because 133043240273 - 2¹² = 133043236177 is a prime.

It is a super-2 number, since 2×133043240273² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (133043242273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66521620136 + 66521620137.

It is an arithmetic number, because the mean of its divisors is an integer number (66521620137).

Almost surely, 2^133043240273 is an apocalyptic number.

It is an amenable number.

133043240273 is a deficient number, since it is larger than the sum of its proper divisors (1).

133043240273 is an equidigital number, since it uses as much as digits as its factorization.

133043240273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 32.

The spelling of 133043240273 in words is "one hundred thirty-three billion, forty-three million, two hundred forty thousand, two hundred seventy-three".