545154977 has 2 divisors, whose sum is σ = 545154978. Its totient is φ = 545154976.

The previous prime is 545154971. The next prime is 545155007. The reversal of 545154977 is 779451545.

545154977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 412536721 + 132618256 = 20311^2 + 11516^2 .

It is a cyclic number.

It is not a de Polignac number, because 545154977 - 2⁸ = 545154721 is a prime.

It is not a weakly prime, because it can be changed into another prime (545154971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272577488 + 272577489.

It is an arithmetic number, because the mean of its divisors is an integer number (272577489).

Almost surely, 2^545154977 is an apocalyptic number.

It is an amenable number.

545154977 is a deficient number, since it is larger than the sum of its proper divisors (1).

545154977 is an equidigital number, since it uses as much as digits as its factorization.

545154977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 882000, while the sum is 47.

The square root of 545154977 is about 23348.5540665798. The cubic root of 545154977 is about 816.9083347722.

The spelling of 545154977 in words is "five hundred forty-five million, one hundred fifty-four thousand, nine hundred seventy-seven".