511840247341 has 2 divisors, whose sum is σ = 511840247342. Its totient is φ = 511840247340.

The previous prime is 511840247333. The next prime is 511840247407. The reversal of 511840247341 is 143742048115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 479791728900 + 32048518441 = 692670^2 + 179021^2 .

It is a cyclic number.

It is not a de Polignac number, because 511840247341 - 2³ = 511840247333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 511840247294 and 511840247303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511840277341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255920123670 + 255920123671.

It is an arithmetic number, because the mean of its divisors is an integer number (255920123671).

Almost surely, 2^511840247341 is an apocalyptic number.

It is an amenable number.

511840247341 is a deficient number, since it is larger than the sum of its proper divisors (1).

511840247341 is an equidigital number, since it uses as much as digits as its factorization.

511840247341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 511840247341 in words is "five hundred eleven billion, eight hundred forty million, two hundred forty-seven thousand, three hundred forty-one".