6145563 has 4 divisors (see below), whose sum is σ = 8194088. Its totient is φ = 4097040.

The previous prime is 6145553. The next prime is 6145583. The reversal of 6145563 is 3655416.

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

It is not a de Polignac number, because 6145563 - 2¹⁰ = 6144539 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6145563.

It is not an unprimeable number, because it can be changed into a prime (6145523) 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 in 3 ways as a sum of consecutive naturals, for example, 1024258 + ... + 1024263.

It is an arithmetic number, because the mean of its divisors is an integer number (2048522).

Almost surely, 2^6145563 is an apocalyptic number.

6145563 is a deficient number, since it is larger than the sum of its proper divisors (2048525).

6145563 is a wasteful number, since it uses less digits than its factorization.

6145563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048524.

The product of its digits is 10800, while the sum is 30.

The square root of 6145563 is about 2479.0246065741. The cubic root of 6145563 is about 183.1698086407.

It can be divided in two parts, 6 and 145563, that multiplied together give a palindrome (873378).

The spelling of 6145563 in words is "six million, one hundred forty-five thousand, five hundred sixty-three".