11905694058971 has 2 divisors, whose sum is σ = 11905694058972. Its totient is φ = 11905694058970.

The previous prime is 11905694058961. The next prime is 11905694059009. The reversal of 11905694058971 is 17985049650911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11905694058971 - 2¹⁸ = 11905693796827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11905694058898 and 11905694058907.

It is not a weakly prime, because it can be changed into another prime (11905694058911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5952847029485 + 5952847029486.

It is an arithmetic number, because the mean of its divisors is an integer number (5952847029486).

Almost surely, 2^{11905694058971} is an apocalyptic number.

11905694058971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11905694058971 is an equidigital number, since it uses as much as digits as its factorization.

11905694058971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24494400, while the sum is 65.

The spelling of 11905694058971 in words is "eleven trillion, nine hundred five billion, six hundred ninety-four million, fifty-eight thousand, nine hundred seventy-one".