6211228853 has 4 divisors (see below), whose sum is σ = 6218460480. Its totient is φ = 6203997228.

The previous prime is 6211228831. The next prime is 6211228909. The reversal of 6211228853 is 3588221126.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6211228853 - 2¹² = 6211224757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6211228823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3614525 + ... + 3616242.

It is an arithmetic number, because the mean of its divisors is an integer number (1554615120).

Almost surely, 2^6211228853 is an apocalyptic number.

It is an amenable number.

6211228853 is a deficient number, since it is larger than the sum of its proper divisors (7231627).

6211228853 is an equidigital number, since it uses as much as digits as its factorization.

6211228853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231626.

The product of its digits is 46080, while the sum is 38.

The square root of 6211228853 is about 78811.3497727326. The cubic root of 6211228853 is about 1838.1989359731.

Adding to 6211228853 its reverse (3588221126), we get a palindrome (9799449979).

The spelling of 6211228853 in words is "six billion, two hundred eleven million, two hundred twenty-eight thousand, eight hundred fifty-three".