545252125133 has 2 divisors, whose sum is σ = 545252125134. Its totient is φ = 545252125132.

The previous prime is 545252125129. The next prime is 545252125147. The reversal of 545252125133 is 331521252545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303190093129 + 242062032004 = 550627^2 + 491998^2 .

It is a cyclic number.

It is not a de Polignac number, because 545252125133 - 2² = 545252125129 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545252125333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272626062566 + 272626062567.

It is an arithmetic number, because the mean of its divisors is an integer number (272626062567).

Almost surely, 2^545252125133 is an apocalyptic number.

It is an amenable number.

545252125133 is a deficient number, since it is larger than the sum of its proper divisors (1).

545252125133 is an equidigital number, since it uses as much as digits as its factorization.

545252125133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180000, while the sum is 38.

Adding to 545252125133 its reverse (331521252545), we get a palindrome (876773377678).

The spelling of 545252125133 in words is "five hundred forty-five billion, two hundred fifty-two million, one hundred twenty-five thousand, one hundred thirty-three".