545421500411 has 2 divisors, whose sum is σ = 545421500412. Its totient is φ = 545421500410.

The previous prime is 545421500389. The next prime is 545421500413. The reversal of 545421500411 is 114005124545.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545421500411 is a prime.

It is a super-2 number, since 2×545421500411² (a number of 24 digits) contains 22 as substring.

Together with 545421500413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (545421500413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272710750205 + 272710750206.

It is an arithmetic number, because the mean of its divisors is an integer number (272710750206).

Almost surely, 2^545421500411 is an apocalyptic number.

545421500411 is a deficient number, since it is larger than the sum of its proper divisors (1).

545421500411 is an equidigital number, since it uses as much as digits as its factorization.

545421500411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 545421500411 its reverse (114005124545), we get a palindrome (659426624956).

The spelling of 545421500411 in words is "five hundred forty-five billion, four hundred twenty-one million, five hundred thousand, four hundred eleven".