105747643 has 2 divisors, whose sum is σ = 105747644. Its totient is φ = 105747642.

The previous prime is 105747623. The next prime is 105747671. The reversal of 105747643 is 346747501.

It is a weak prime.

It is an emirp because it is prime and its reverse (346747501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 105747643 - 2⁵ = 105747611 is a prime.

It is a super-2 number, since 2×105747643² = 22365128000110898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105747623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52873821 + 52873822.

It is an arithmetic number, because the mean of its divisors is an integer number (52873822).

Almost surely, 2^105747643 is an apocalyptic number.

105747643 is a deficient number, since it is larger than the sum of its proper divisors (1).

105747643 is an equidigital number, since it uses as much as digits as its factorization.

105747643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 105747643 is about 10283.3672987013. The cubic root of 105747643 is about 472.8864812869.

The spelling of 105747643 in words is "one hundred five million, seven hundred forty-seven thousand, six hundred forty-three".