545967613 has 2 divisors, whose sum is σ = 545967614. Its totient is φ = 545967612.

The previous prime is 545967547. The next prime is 545967623. The reversal of 545967613 is 316769545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 492706809 + 53260804 = 22197^2 + 7298^2 .

It is a cyclic number.

It is not a de Polignac number, because 545967613 - 2⁹ = 545967101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545967623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272983806 + 272983807.

It is an arithmetic number, because the mean of its divisors is an integer number (272983807).

Almost surely, 2^545967613 is an apocalyptic number.

It is an amenable number.

545967613 is a deficient number, since it is larger than the sum of its proper divisors (1).

545967613 is an equidigital number, since it uses as much as digits as its factorization.

545967613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 680400, while the sum is 46.

The square root of 545967613 is about 23365.9498629951. The cubic root of 545967613 is about 817.3140417525.

The spelling of 545967613 in words is "five hundred forty-five million, nine hundred sixty-seven thousand, six hundred thirteen".