3125133133 has 2 divisors, whose sum is σ = 3125133134. Its totient is φ = 3125133132.

The previous prime is 3125133131. The next prime is 3125133161. The reversal of 3125133133 is 3313315213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3071154724 + 53978409 = 55418^2 + 7347^2 .

It is a cyclic number.

It is not a de Polignac number, because 3125133133 - 2¹ = 3125133131 is a prime.

Together with 3125133131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3125133098 and 3125133107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3125133131) 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, 1562566566 + 1562566567.

It is an arithmetic number, because the mean of its divisors is an integer number (1562566567).

Almost surely, 2^3125133133 is an apocalyptic number.

It is an amenable number.

3125133133 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125133133 is an equidigital number, since it uses as much as digits as its factorization.

3125133133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 25.

The square root of 3125133133 is about 55902.8902025647. The cubic root of 3125133133 is about 1462.0296305851.

Adding to 3125133133 its reverse (3313315213), we get a palindrome (6438448346).

The spelling of 3125133133 in words is "three billion, one hundred twenty-five million, one hundred thirty-three thousand, one hundred thirty-three".