105661741 has 2 divisors, whose sum is σ = 105661742. Its totient is φ = 105661740.

The previous prime is 105661723. The next prime is 105661757. The reversal of 105661741 is 147166501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78057225 + 27604516 = 8835^2 + 5254^2 .

It is a cyclic number.

It is not a de Polignac number, because 105661741 - 2¹⁹ = 105137453 is a prime.

It is a super-2 number, since 2×105661741² = 22328807022302162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105661771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52830870 + 52830871.

It is an arithmetic number, because the mean of its divisors is an integer number (52830871).

Almost surely, 2^105661741 is an apocalyptic number.

It is an amenable number.

105661741 is a deficient number, since it is larger than the sum of its proper divisors (1).

105661741 is an equidigital number, since it uses as much as digits as its factorization.

105661741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 105661741 is about 10279.1897054194. The cubic root of 105661741 is about 472.7583999485.

The spelling of 105661741 in words is "one hundred five million, six hundred sixty-one thousand, seven hundred forty-one".