11810681341 has 2 divisors, whose sum is σ = 11810681342. Its totient is φ = 11810681340.

The previous prime is 11810681321. The next prime is 11810681411. The reversal of 11810681341 is 14318601811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11738855716 + 71825625 = 108346^2 + 8475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11810681341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11810681297 and 11810681306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11810681321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5905340670 + 5905340671.

It is an arithmetic number, because the mean of its divisors is an integer number (5905340671).

Almost surely, 2^11810681341 is an apocalyptic number.

It is an amenable number.

11810681341 is a deficient number, since it is larger than the sum of its proper divisors (1).

11810681341 is an equidigital number, since it uses as much as digits as its factorization.

11810681341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 34.

The spelling of 11810681341 in words is "eleven billion, eight hundred ten million, six hundred eighty-one thousand, three hundred forty-one".