8683043749 has 2 divisors, whose sum is σ = 8683043750. Its totient is φ = 8683043748.

The previous prime is 8683043731. The next prime is 8683043767. The reversal of 8683043749 is 9473403868.

It is a balanced prime because it is at equal distance from previous prime (8683043731) and next prime (8683043767).

It can be written as a sum of positive squares in only one way, i.e., 8232840225 + 450203524 = 90735^2 + 21218^2 .

It is a cyclic number.

It is not a de Polignac number, because 8683043749 - 2¹⁵ = 8683010981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8683043696 and 8683043705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8683043249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4341521874 + 4341521875.

It is an arithmetic number, because the mean of its divisors is an integer number (4341521875).

Almost surely, 2^8683043749 is an apocalyptic number.

It is an amenable number.

8683043749 is a deficient number, since it is larger than the sum of its proper divisors (1).

8683043749 is an equidigital number, since it uses as much as digits as its factorization.

8683043749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The square root of 8683043749 is about 93182.8511529884. The cubic root of 8683043749 is about 2055.3730750566.

The spelling of 8683043749 in words is "eight billion, six hundred eighty-three million, forty-three thousand, seven hundred forty-nine".