547764149 has 2 divisors, whose sum is σ = 547764150. Its totient is φ = 547764148.

The previous prime is 547764121. The next prime is 547764163. The reversal of 547764149 is 941467745.

547764149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 471324100 + 76440049 = 21710^2 + 8743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-547764149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (547764109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273882074 + 273882075.

It is an arithmetic number, because the mean of its divisors is an integer number (273882075).

Almost surely, 2^547764149 is an apocalyptic number.

It is an amenable number.

547764149 is a deficient number, since it is larger than the sum of its proper divisors (1).

547764149 is an equidigital number, since it uses as much as digits as its factorization.

547764149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The square root of 547764149 is about 23404.3617516052. The cubic root of 547764149 is about 818.2095322894.

The spelling of 547764149 in words is "five hundred forty-seven million, seven hundred sixty-four thousand, one hundred forty-nine".