105660101647 has 2 divisors, whose sum is σ = 105660101648. Its totient is φ = 105660101646.

The previous prime is 105660101633. The next prime is 105660101699. The reversal of 105660101647 is 746101066501.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105660101647 is a prime.

It is a super-2 number, since 2×105660101647² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105660101147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52830050823 + 52830050824.

It is an arithmetic number, because the mean of its divisors is an integer number (52830050824).

Almost surely, 2^105660101647 is an apocalyptic number.

105660101647 is a deficient number, since it is larger than the sum of its proper divisors (1).

105660101647 is an equidigital number, since it uses as much as digits as its factorization.

105660101647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 105660101647 in words is "one hundred five billion, six hundred sixty million, one hundred one thousand, six hundred forty-seven".