553928773 has 2 divisors, whose sum is σ = 553928774. Its totient is φ = 553928772.

The previous prime is 553928719. The next prime is 553928777. The reversal of 553928773 is 377829355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295908804 + 258019969 = 17202^2 + 16063^2 .

It is a cyclic number.

It is not a de Polignac number, because 553928773 - 2²⁵ = 520374341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553928777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276964386 + 276964387.

It is an arithmetic number, because the mean of its divisors is an integer number (276964387).

Almost surely, 2^553928773 is an apocalyptic number.

It is an amenable number.

553928773 is a deficient number, since it is larger than the sum of its proper divisors (1).

553928773 is an equidigital number, since it uses as much as digits as its factorization.

553928773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1587600, while the sum is 49.

The square root of 553928773 is about 23535.6914706154. The cubic root of 553928773 is about 821.2675088143.

The spelling of 553928773 in words is "five hundred fifty-three million, nine hundred twenty-eight thousand, seven hundred seventy-three".