5721671053 has 12 divisors (see below), whose sum is σ = 6663038940. Its totient is φ = 4898971392.

The previous prime is 5721671051. The next prime is 5721671089. The reversal of 5721671053 is 3501761275.

It can be written as a sum of positive squares in 2 ways, for example, as 1555355844 + 4166315209 = 39438^2 + 64547^2 .

It is not a de Polignac number, because 5721671053 - 2¹ = 5721671051 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 (5721671051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17326 + ... + 108367.

It is an arithmetic number, because the mean of its divisors is an integer number (555253245).

Almost surely, 2^5721671053 is an apocalyptic number.

It is an amenable number.

5721671053 is a deficient number, since it is larger than the sum of its proper divisors (941367887).

5721671053 is a wasteful number, since it uses less digits than its factorization.

5721671053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126636 (or 126629 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 5721671053 is about 75641.7282523344. The cubic root of 5721671053 is about 1788.5769463284.

The spelling of 5721671053 in words is "five billion, seven hundred twenty-one million, six hundred seventy-one thousand, fifty-three".