111506666760163 has 2 divisors, whose sum is σ = 111506666760164. Its totient is φ = 111506666760162.

The previous prime is 111506666760143. The next prime is 111506666760179. The reversal of 111506666760163 is 361067666605111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111506666760163 - 2⁴¹ = 109307643504611 is a prime.

It is a super-3 number, since 3×111506666760163³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (111506666760143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55753333380081 + 55753333380082.

It is an arithmetic number, because the mean of its divisors is an integer number (55753333380082).

Almost surely, 2^{111506666760163} is an apocalyptic number.

111506666760163 is a deficient number, since it is larger than the sum of its proper divisors (1).

111506666760163 is an equidigital number, since it uses as much as digits as its factorization.

111506666760163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 111506666760163 in words is "one hundred eleven trillion, five hundred six billion, six hundred sixty-six million, seven hundred sixty thousand, one hundred sixty-three".