505055053 has 2 divisors, whose sum is σ = 505055054. Its totient is φ = 505055052.

The previous prime is 505055009. The next prime is 505055059. The reversal of 505055053 is 350550505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455310244 + 49744809 = 21338^2 + 7053^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505055053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505055059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252527526 + 252527527.

It is an arithmetic number, because the mean of its divisors is an integer number (252527527).

Almost surely, 2^505055053 is an apocalyptic number.

It is an amenable number.

505055053 is a deficient number, since it is larger than the sum of its proper divisors (1).

505055053 is an equidigital number, since it uses as much as digits as its factorization.

505055053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9375, while the sum is 28.

The square root of 505055053 is about 22473.4299340354. The cubic root of 505055053 is about 796.3663609256.

The spelling of 505055053 in words is "five hundred five million, fifty-five thousand, fifty-three".