545112041 has 2 divisors, whose sum is σ = 545112042. Its totient is φ = 545112040.

The previous prime is 545112019. The next prime is 545112047. The reversal of 545112041 is 140211545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 541027600 + 4084441 = 23260^2 + 2021^2 .

It is a cyclic number.

It is not a de Polignac number, because 545112041 - 2⁶ = 545111977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545111998 and 545112016.

It is not a weakly prime, because it can be changed into another prime (545112047) 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, 272556020 + 272556021.

It is an arithmetic number, because the mean of its divisors is an integer number (272556021).

Almost surely, 2^545112041 is an apocalyptic number.

It is an amenable number.

545112041 is a deficient number, since it is larger than the sum of its proper divisors (1).

545112041 is an equidigital number, since it uses as much as digits as its factorization.

545112041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 545112041 is about 23347.6345911101. The cubic root of 545112041 is about 816.8868878451.

Adding to 545112041 its reverse (140211545), we get a palindrome (685323586).

The spelling of 545112041 in words is "five hundred forty-five million, one hundred twelve thousand, forty-one".