1071071681411 has 4 divisors (see below), whose sum is σ = 1071106768152. Its totient is φ = 1071036594672.

The previous prime is 1071071681359. The next prime is 1071071681441. The reversal of 1071071681411 is 1141861701701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1071071681411 - 2⁶ = 1071071681347 is a prime.

It is a super-2 number, since 2×1071071681411² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1071071681441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17497541 + ... + 17558646.

It is an arithmetic number, because the mean of its divisors is an integer number (267776692038).

Almost surely, 2^{1071071681411} is an apocalyptic number.

1071071681411 is a deficient number, since it is larger than the sum of its proper divisors (35086741).

1071071681411 is an equidigital number, since it uses as much as digits as its factorization.

1071071681411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35086740.

The product of its (nonzero) digits is 9408, while the sum is 38.

The spelling of 1071071681411 in words is "one trillion, seventy-one billion, seventy-one million, six hundred eighty-one thousand, four hundred eleven".