105861113 has 2 divisors, whose sum is σ = 105861114. Its totient is φ = 105861112.

The previous prime is 105861097. The next prime is 105861131. The reversal of 105861113 is 311168501.

Together with next prime (105861131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87086224 + 18774889 = 9332^2 + 4333^2 .

It is a cyclic number.

It is not a de Polignac number, because 105861113 - 2⁴ = 105861097 is a prime.

It is a super-2 number, since 2×105861113² = 22413150491197538, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (105861013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52930556 + 52930557.

It is an arithmetic number, because the mean of its divisors is an integer number (52930557).

Almost surely, 2^105861113 is an apocalyptic number.

It is an amenable number.

105861113 is a deficient number, since it is larger than the sum of its proper divisors (1).

105861113 is an equidigital number, since it uses as much as digits as its factorization.

105861113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 105861113 is about 10288.8829811598. The cubic root of 105861113 is about 473.0555606998.

The spelling of 105861113 in words is "one hundred five million, eight hundred sixty-one thousand, one hundred thirteen".