511020604273 has 2 divisors, whose sum is σ = 511020604274. Its totient is φ = 511020604272.

The previous prime is 511020604219. The next prime is 511020604307. The reversal of 511020604273 is 372406020115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 510721763904 + 298840369 = 714648^2 + 17287^2 .

It is a cyclic number.

It is not a de Polignac number, because 511020604273 - 2²¹ = 511018507121 is a prime.

It is a super-2 number, since 2×511020604273² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (511020605273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255510302136 + 255510302137.

It is an arithmetic number, because the mean of its divisors is an integer number (255510302137).

Almost surely, 2^511020604273 is an apocalyptic number.

It is an amenable number.

511020604273 is a deficient number, since it is larger than the sum of its proper divisors (1).

511020604273 is an equidigital number, since it uses as much as digits as its factorization.

511020604273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 511020604273 its reverse (372406020115), we get a palindrome (883426624388).

The spelling of 511020604273 in words is "five hundred eleven billion, twenty million, six hundred four thousand, two hundred seventy-three".