6553261129 has 2 divisors, whose sum is σ = 6553261130. Its totient is φ = 6553261128.

The previous prime is 6553261123. The next prime is 6553261181. The reversal of 6553261129 is 9211623556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4507779600 + 2045481529 = 67140^2 + 45227^2 .

It is a cyclic number.

It is not a de Polignac number, because 6553261129 - 2⁹ = 6553260617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6553261091 and 6553261100.

It is not a weakly prime, because it can be changed into another prime (6553261123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276630564 + 3276630565.

It is an arithmetic number, because the mean of its divisors is an integer number (3276630565).

Almost surely, 2^6553261129 is an apocalyptic number.

It is an amenable number.

6553261129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6553261129 is an equidigital number, since it uses as much as digits as its factorization.

6553261129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 40.

The square root of 6553261129 is about 80952.2150963147. The cubic root of 6553261129 is about 1871.3390971863.

The spelling of 6553261129 in words is "six billion, five hundred fifty-three million, two hundred sixty-one thousand, one hundred twenty-nine".