477665053 has 2 divisors, whose sum is σ = 477665054. Its totient is φ = 477665052.

The previous prime is 477665029. The next prime is 477665059. The reversal of 477665053 is 350566774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 356378884 + 121286169 = 18878^2 + 11013^2 .

It is a cyclic number.

It is not a de Polignac number, because 477665053 - 2²¹ = 475567901 is a prime.

It is a super-3 number, since 3×477665053³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477665059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238832526 + 238832527.

It is an arithmetic number, because the mean of its divisors is an integer number (238832527).

Almost surely, 2^477665053 is an apocalyptic number.

It is an amenable number.

477665053 is a deficient number, since it is larger than the sum of its proper divisors (1).

477665053 is an equidigital number, since it uses as much as digits as its factorization.

477665053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 43.

The square root of 477665053 is about 21855.5497071110. The cubic root of 477665053 is about 781.7018795249.

The spelling of 477665053 in words is "four hundred seventy-seven million, six hundred sixty-five thousand, fifty-three".