611224563 has 8 divisors (see below), whose sum is σ = 850399488. Its totient is φ = 389766344.

The previous prime is 611224531. The next prime is 611224573. The reversal of 611224563 is 365422116.

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

It is a cyclic number.

It is not a de Polignac number, because 611224563 - 2⁵ = 611224531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 611224563.

It is not an unprimeable number, because it can be changed into a prime (611224573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4429095 + ... + 4429232.

It is an arithmetic number, because the mean of its divisors is an integer number (106299936).

Almost surely, 2^611224563 is an apocalyptic number.

611224563 is a deficient number, since it is larger than the sum of its proper divisors (239174925).

611224563 is a wasteful number, since it uses less digits than its factorization.

611224563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8858353.

The product of its digits is 8640, while the sum is 30.

The square root of 611224563 is about 24722.9561945978. The cubic root of 611224563 is about 848.6597392597.

Adding to 611224563 its reverse (365422116), we get a palindrome (976646679).

The spelling of 611224563 in words is "six hundred eleven million, two hundred twenty-four thousand, five hundred sixty-three".