2133954773 has 2 divisors, whose sum is σ = 2133954774. Its totient is φ = 2133954772.

The previous prime is 2133954769. The next prime is 2133954791. The reversal of 2133954773 is 3774593312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1290749329 + 843205444 = 35927^2 + 29038^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133954773 - 2² = 2133954769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133954793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066977386 + 1066977387.

It is an arithmetic number, because the mean of its divisors is an integer number (1066977387).

Almost surely, 2^2133954773 is an apocalyptic number.

It is an amenable number.

2133954773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133954773 is an equidigital number, since it uses as much as digits as its factorization.

2133954773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476280, while the sum is 44.

The square root of 2133954773 is about 46194.7483270555. The cubic root of 2133954773 is about 1287.4441659641. Note that the first 3 decimals are identical.

The spelling of 2133954773 in words is "two billion, one hundred thirty-three million, nine hundred fifty-four thousand, seven hundred seventy-three".