13374061081 has 2 divisors, whose sum is σ = 13374061082. Its totient is φ = 13374061080.

The previous prime is 13374061073. The next prime is 13374061121. The reversal of 13374061081 is 18016047331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8922502681 + 4451558400 = 94459^2 + 66720^2 .

It is a cyclic number.

It is not a de Polignac number, because 13374061081 - 2³ = 13374061073 is a prime.

It is a super-2 number, since 2×13374061081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13374062081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6687030540 + 6687030541.

It is an arithmetic number, because the mean of its divisors is an integer number (6687030541).

Almost surely, 2^13374061081 is an apocalyptic number.

It is an amenable number.

13374061081 is a deficient number, since it is larger than the sum of its proper divisors (1).

13374061081 is an equidigital number, since it uses as much as digits as its factorization.

13374061081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 13374061081 in words is "thirteen billion, three hundred seventy-four million, sixty-one thousand, eighty-one".