2051404133 has 2 divisors, whose sum is σ = 2051404134. Its totient is φ = 2051404132.

The previous prime is 2051404097. The next prime is 2051404151. The reversal of 2051404133 is 3314041502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2039244964 + 12159169 = 45158^2 + 3487^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2051404133 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2051404099 and 2051404108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2051404183) 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, 1025702066 + 1025702067.

It is an arithmetic number, because the mean of its divisors is an integer number (1025702067).

Almost surely, 2^2051404133 is an apocalyptic number.

It is an amenable number.

2051404133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051404133 is an equidigital number, since it uses as much as digits as its factorization.

2051404133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2051404133 is about 45292.4290914056. The cubic root of 2051404133 is about 1270.6240620289.

Adding to 2051404133 its reverse (3314041502), we get a palindrome (5365445635).

The spelling of 2051404133 in words is "two billion, fifty-one million, four hundred four thousand, one hundred thirty-three".