2125423133 has 2 divisors, whose sum is σ = 2125423134. Its totient is φ = 2125423132.

The previous prime is 2125423121. The next prime is 2125423141. The reversal of 2125423133 is 3313245212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1715036569 + 410386564 = 41413^2 + 20258^2 .

It is a cyclic number.

It is not a de Polignac number, because 2125423133 - 2²⁰ = 2124374557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125423193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062711566 + 1062711567.

It is an arithmetic number, because the mean of its divisors is an integer number (1062711567).

Almost surely, 2^2125423133 is an apocalyptic number.

It is an amenable number.

2125423133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125423133 is an equidigital number, since it uses as much as digits as its factorization.

2125423133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 2125423133 is about 46102.3115797896. The cubic root of 2125423133 is about 1285.7261225359.

Adding to 2125423133 its reverse (3313245212), we get a palindrome (5438668345).

The spelling of 2125423133 in words is "two billion, one hundred twenty-five million, four hundred twenty-three thousand, one hundred thirty-three".