6803112162181 has 2 divisors, whose sum is σ = 6803112162182. Its totient is φ = 6803112162180.

The previous prime is 6803112162071. The next prime is 6803112162313. The reversal of 6803112162181 is 1812612113086.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3916480580100 + 2886631582081 = 1979010^2 + 1699009^2 .

It is a cyclic number.

It is not a de Polignac number, because 6803112162181 - 2³⁵ = 6768752423813 is a prime.

It is a super-2 number, since 2×6803112162181² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6803112166181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3401556081090 + 3401556081091.

It is an arithmetic number, because the mean of its divisors is an integer number (3401556081091).

Almost surely, 2^{6803112162181} is an apocalyptic number.

It is an amenable number.

6803112162181 is a deficient number, since it is larger than the sum of its proper divisors (1).

6803112162181 is an equidigital number, since it uses as much as digits as its factorization.

6803112162181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 40.

The spelling of 6803112162181 in words is "six trillion, eight hundred three billion, one hundred twelve million, one hundred sixty-two thousand, one hundred eighty-one".