161166241400107 has 2 divisors, whose sum is σ = 161166241400108. Its totient is φ = 161166241400106.

The previous prime is 161166241400093. The next prime is 161166241400147. The reversal of 161166241400107 is 701004142661161.

It is an a-pointer prime, because the next prime (161166241400147) can be obtained adding 161166241400107 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161166241400107 - 2³¹ = 161164093916459 is a prime.

It is a super-2 number, since 2×161166241400107² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 161166241400107.

It is not a weakly prime, because it can be changed into another prime (161166241400147) 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, 80583120700053 + 80583120700054.

It is an arithmetic number, because the mean of its divisors is an integer number (80583120700054).

Almost surely, 2^{161166241400107} is an apocalyptic number.

161166241400107 is a deficient number, since it is larger than the sum of its proper divisors (1).

161166241400107 is an equidigital number, since it uses as much as digits as its factorization.

161166241400107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 161166241400107 in words is "one hundred sixty-one trillion, one hundred sixty-six billion, two hundred forty-one million, four hundred thousand, one hundred seven".