2133729233 has 2 divisors, whose sum is σ = 2133729234. Its totient is φ = 2133729232.

The previous prime is 2133729217. The next prime is 2133729253. The reversal of 2133729233 is 3329273312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2109748624 + 23980609 = 45932^2 + 4897^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133729233 - 2⁴ = 2133729217 is a prime.

It is a super-3 number, since 3×2133729233³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2133729193 and 2133729202.

It is not a weakly prime, because it can be changed into another prime (2133729253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066864616 + 1066864617.

It is an arithmetic number, because the mean of its divisors is an integer number (1066864617).

Almost surely, 2^2133729233 is an apocalyptic number.

It is an amenable number.

2133729233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133729233 is an equidigital number, since it uses as much as digits as its factorization.

2133729233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 35.

The square root of 2133729233 is about 46192.3070759623. The cubic root of 2133729233 is about 1287.3988072415.

The spelling of 2133729233 in words is "two billion, one hundred thirty-three million, seven hundred twenty-nine thousand, two hundred thirty-three".