105740489 has 2 divisors, whose sum is σ = 105740490. Its totient is φ = 105740488.

The previous prime is 105740471. The next prime is 105740507. The reversal of 105740489 is 984047501.

It is a balanced prime because it is at equal distance from previous prime (105740471) and next prime (105740507).

It can be written as a sum of positive squares in only one way, i.e., 105740089 + 400 = 10283^2 + 20^2 .

It is a cyclic number.

It is not a de Polignac number, because 105740489 - 2¹⁶ = 105674953 is a prime.

It is a super-2 number, since 2×105740489² = 22362102027918242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (105740429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52870244 + 52870245.

It is an arithmetic number, because the mean of its divisors is an integer number (52870245).

Almost surely, 2^105740489 is an apocalyptic number.

It is an amenable number.

105740489 is a deficient number, since it is larger than the sum of its proper divisors (1).

105740489 is an equidigital number, since it uses as much as digits as its factorization.

105740489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 105740489 is about 10283.0194495586. The cubic root of 105740489 is about 472.8758172000.

The spelling of 105740489 in words is "one hundred five million, seven hundred forty thousand, four hundred eighty-nine".