8634160819 has 2 divisors, whose sum is σ = 8634160820. Its totient is φ = 8634160818.

The previous prime is 8634160813. The next prime is 8634160853. The reversal of 8634160819 is 9180614368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8634160819 - 2⁹ = 8634160307 is a prime.

It is a super-2 number, since 2×8634160819² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8634160813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4317080409 + 4317080410.

It is an arithmetic number, because the mean of its divisors is an integer number (4317080410).

Almost surely, 2^8634160819 is an apocalyptic number.

8634160819 is a deficient number, since it is larger than the sum of its proper divisors (1).

8634160819 is an equidigital number, since it uses as much as digits as its factorization.

8634160819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 8634160819 is about 92920.1852075210. The cubic root of 8634160819 is about 2051.5087698425.

The spelling of 8634160819 in words is "eight billion, six hundred thirty-four million, one hundred sixty thousand, eight hundred nineteen".