506053553 has 2 divisors, whose sum is σ = 506053554. Its totient is φ = 506053552.

The previous prime is 506053511. The next prime is 506053571. The reversal of 506053553 is 355350605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264810529 + 241243024 = 16273^2 + 15532^2 .

It is a cyclic number.

It is not a de Polignac number, because 506053553 - 2¹⁰ = 506052529 is a prime.

It is not a weakly prime, because it can be changed into another prime (506053453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253026776 + 253026777.

It is an arithmetic number, because the mean of its divisors is an integer number (253026777).

Almost surely, 2^506053553 is an apocalyptic number.

It is an amenable number.

506053553 is a deficient number, since it is larger than the sum of its proper divisors (1).

506053553 is an equidigital number, since it uses as much as digits as its factorization.

506053553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33750, while the sum is 32.

The square root of 506053553 is about 22495.6340875291. The cubic root of 506053553 is about 796.8908241235.

The spelling of 506053553 in words is "five hundred six million, fifty-three thousand, five hundred fifty-three".