545099941 has 2 divisors, whose sum is σ = 545099942. Its totient is φ = 545099940.

The previous prime is 545099903. The next prime is 545099957. The reversal of 545099941 is 149990545.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538704100 + 6395841 = 23210^2 + 2529^2 .

It is a cyclic number.

It is not a de Polignac number, because 545099941 - 2¹³ = 545091749 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 545099891 and 545099900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545099981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272549970 + 272549971.

It is an arithmetic number, because the mean of its divisors is an integer number (272549971).

Almost surely, 2^545099941 is an apocalyptic number.

It is an amenable number.

545099941 is a deficient number, since it is larger than the sum of its proper divisors (1).

545099941 is an equidigital number, since it uses as much as digits as its factorization.

545099941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 291600, while the sum is 46.

The square root of 545099941 is about 23347.3754627795. The cubic root of 545099941 is about 816.8808435803.

The spelling of 545099941 in words is "five hundred forty-five million, ninety-nine thousand, nine hundred forty-one".