2553350521 has 2 divisors, whose sum is σ = 2553350522. Its totient is φ = 2553350520.

The previous prime is 2553350507. The next prime is 2553350531. The reversal of 2553350521 is 1250533552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1859765625 + 693584896 = 43125^2 + 26336^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553350521 - 2²⁹ = 2016479609 is a prime.

It is not a weakly prime, because it can be changed into another prime (2553350531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276675260 + 1276675261.

It is an arithmetic number, because the mean of its divisors is an integer number (1276675261).

Almost surely, 2^2553350521 is an apocalyptic number.

It is an amenable number.

2553350521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553350521 is an equidigital number, since it uses as much as digits as its factorization.

2553350521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 2553350521 is about 50530.6889028836. The cubic root of 2553350521 is about 1366.7953085795.

The spelling of 2553350521 in words is "two billion, five hundred fifty-three million, three hundred fifty thousand, five hundred twenty-one".