547752545 has 4 divisors (see below), whose sum is σ = 657303060. Its totient is φ = 438202032.

The previous prime is 547752511. The next prime is 547752587. The reversal of 547752545 is 545257745.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 195552256 + 352200289 = 13984^2 + 18767^2 .

It is a cyclic number.

It is not a de Polignac number, because 547752545 - 2¹⁰ = 547751521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 547752496 and 547752505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54775250 + ... + 54775259.

It is an arithmetic number, because the mean of its divisors is an integer number (164325765).

Almost surely, 2^547752545 is an apocalyptic number.

It is an amenable number.

547752545 is a deficient number, since it is larger than the sum of its proper divisors (109550515).

547752545 is a wasteful number, since it uses less digits than its factorization.

547752545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109550514.

The product of its digits is 980000, while the sum is 44.

The square root of 547752545 is about 23404.1138477833. The cubic root of 547752545 is about 818.2037545166.

The spelling of 547752545 in words is "five hundred forty-seven million, seven hundred fifty-two thousand, five hundred forty-five".