545562547 has 8 divisors (see below), whose sum is σ = 549777920. Its totient is φ = 541355400.

The previous prime is 545562527. The next prime is 545562571. The reversal of 545562547 is 745265545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545562547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545562517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213604 + ... + 216142.

It is an arithmetic number, because the mean of its divisors is an integer number (68722240).

Almost surely, 2^545562547 is an apocalyptic number.

545562547 is a deficient number, since it is larger than the sum of its proper divisors (4215373).

545562547 is a wasteful number, since it uses less digits than its factorization.

545562547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113.

The product of its digits is 840000, while the sum is 43.

The square root of 545562547 is about 23357.2803853531. The cubic root of 545562547 is about 817.1118636802. Note that the first 3 decimals are identical.

The spelling of 545562547 in words is "five hundred forty-five million, five hundred sixty-two thousand, five hundred forty-seven".