7171602066091 has 2 divisors, whose sum is σ = 7171602066092. Its totient is φ = 7171602066090.

The previous prime is 7171602066077. The next prime is 7171602066103. The reversal of 7171602066091 is 1906602061717.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7171602066091 - 2⁵ = 7171602066059 is a prime.

It is not a weakly prime, because it can be changed into another prime (7171602066491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3585801033045 + 3585801033046.

It is an arithmetic number, because the mean of its divisors is an integer number (3585801033046).

Almost surely, 2^{7171602066091} is an apocalyptic number.

7171602066091 is a deficient number, since it is larger than the sum of its proper divisors (1).

7171602066091 is an equidigital number, since it uses as much as digits as its factorization.

7171602066091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 7171602066091 in words is "seven trillion, one hundred seventy-one billion, six hundred two million, sixty-six thousand, ninety-one".