6001005553 has 2 divisors, whose sum is σ = 6001005554. Its totient is φ = 6001005552.

The previous prime is 6001005547. The next prime is 6001005557. The reversal of 6001005553 is 3555001006.

6001005553 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3874689009 + 2126316544 = 62247^2 + 46112^2 .

It is a cyclic number.

It is not a de Polignac number, because 6001005553 - 2⁹ = 6001005041 is a prime.

It is not a weakly prime, because it can be changed into another prime (6001005557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000502776 + 3000502777.

It is an arithmetic number, because the mean of its divisors is an integer number (3000502777).

Almost surely, 2^6001005553 is an apocalyptic number.

It is an amenable number.

6001005553 is a deficient number, since it is larger than the sum of its proper divisors (1).

6001005553 is an equidigital number, since it uses as much as digits as its factorization.

6001005553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 6001005553 is about 77466.1574689232. The cubic root of 6001005553 is about 1817.2220988876. Note that the first 3 decimals are identical.

Adding to 6001005553 its reverse (3555001006), we get a palindrome (9556006559).

The spelling of 6001005553 in words is "six billion, one million, five thousand, five hundred fifty-three".