6211445053 has 4 divisors (see below), whose sum is σ = 6776121888. Its totient is φ = 5646768220.

The previous prime is 6211445039. The next prime is 6211445063. The reversal of 6211445053 is 3505441126.

It is a happy number.

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 6211445053 - 2²¹ = 6209347901 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 (6211445033) 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 3 ways as a sum of consecutive naturals, for example, 282338401 + ... + 282338422.

It is an arithmetic number, because the mean of its divisors is an integer number (1694030472).

Almost surely, 2^6211445053 is an apocalyptic number.

It is an amenable number.

6211445053 is a deficient number, since it is larger than the sum of its proper divisors (564676835).

6211445053 is a wasteful number, since it uses less digits than its factorization.

6211445053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564676834.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 6211445053 is about 78812.7213906486. The cubic root of 6211445053 is about 1838.2202636904.

Adding to 6211445053 its reverse (3505441126), we get a palindrome (9716886179).

The spelling of 6211445053 in words is "six billion, two hundred eleven million, four hundred forty-five thousand, fifty-three".