545003311361 has 2 divisors, whose sum is σ = 545003311362. Its totient is φ = 545003311360.

The previous prime is 545003311319. The next prime is 545003311417. The reversal of 545003311361 is 163113300545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 534991307761 + 10012003600 = 731431^2 + 100060^2 .

It is a cyclic number.

It is not a de Polignac number, because 545003311361 - 2²² = 544999117057 is a prime.

It is a super-2 number, since 2×545003311361² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (545003371361) 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, 272501655680 + 272501655681.

It is an arithmetic number, because the mean of its divisors is an integer number (272501655681).

Almost surely, 2^545003311361 is an apocalyptic number.

It is an amenable number.

545003311361 is a deficient number, since it is larger than the sum of its proper divisors (1).

545003311361 is an equidigital number, since it uses as much as digits as its factorization.

545003311361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 545003311361 in words is "five hundred forty-five billion, three million, three hundred eleven thousand, three hundred sixty-one".