8489694041 has 2 divisors, whose sum is σ = 8489694042. Its totient is φ = 8489694040.

The previous prime is 8489694029. The next prime is 8489694061. The reversal of 8489694041 is 1404969848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4599552400 + 3890141641 = 67820^2 + 62371^2 .

It is a cyclic number.

It is not a de Polignac number, because 8489694041 - 2⁶ = 8489693977 is a prime.

It is not a weakly prime, because it can be changed into another prime (8489694061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4244847020 + 4244847021.

It is an arithmetic number, because the mean of its divisors is an integer number (4244847021).

Almost surely, 2^8489694041 is an apocalyptic number.

It is an amenable number.

8489694041 is a deficient number, since it is larger than the sum of its proper divisors (1).

8489694041 is an equidigital number, since it uses as much as digits as its factorization.

8489694041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 53.

The square root of 8489694041 is about 92139.5357107903. The cubic root of 8489694041 is about 2040.0024062031.

The spelling of 8489694041 in words is "eight billion, four hundred eighty-nine million, six hundred ninety-four thousand, forty-one".