6853061377 has 2 divisors, whose sum is σ = 6853061378. Its totient is φ = 6853061376.

The previous prime is 6853061359. The next prime is 6853061381. The reversal of 6853061377 is 7731603586.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3676724496 + 3176336881 = 60636^2 + 56359^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6853061377 is a prime.

It is a super-2 number, since 2×6853061377² = 93928900473858272258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6853061387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3426530688 + 3426530689.

It is an arithmetic number, because the mean of its divisors is an integer number (3426530689).

Almost surely, 2^6853061377 is an apocalyptic number.

It is an amenable number.

6853061377 is a deficient number, since it is larger than the sum of its proper divisors (1).

6853061377 is an equidigital number, since it uses as much as digits as its factorization.

6853061377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 6853061377 is about 82783.2191751444. The cubic root of 6853061377 is about 1899.4514923601.

The spelling of 6853061377 in words is "six billion, eight hundred fifty-three million, sixty-one thousand, three hundred seventy-seven".