6553501461121 has 2 divisors, whose sum is σ = 6553501461122. Its totient is φ = 6553501461120.

The previous prime is 6553501461119. The next prime is 6553501461131. The reversal of 6553501461121 is 1211641053556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6544259330625 + 9242130496 = 2558175^2 + 96136^2 .

It is a cyclic number.

It is not a de Polignac number, because 6553501461121 - 2¹ = 6553501461119 is a prime.

Together with 6553501461119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6553501461131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276750730560 + 3276750730561.

It is an arithmetic number, because the mean of its divisors is an integer number (3276750730561).

Almost surely, 2^{6553501461121} is an apocalyptic number.

It is an amenable number.

6553501461121 is a deficient number, since it is larger than the sum of its proper divisors (1).

6553501461121 is an equidigital number, since it uses as much as digits as its factorization.

6553501461121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 6553501461121 in words is "six trillion, five hundred fifty-three billion, five hundred one million, four hundred sixty-one thousand, one hundred twenty-one".