8173118651 has 2 divisors, whose sum is σ = 8173118652. Its totient is φ = 8173118650.

The previous prime is 8173118623. The next prime is 8173118671. The reversal of 8173118651 is 1568113718.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8173118651 - 2¹⁸ = 8172856507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8173118599 and 8173118608.

It is not a weakly prime, because it can be changed into another prime (8173118621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4086559325 + 4086559326.

It is an arithmetic number, because the mean of its divisors is an integer number (4086559326).

Almost surely, 2^8173118651 is an apocalyptic number.

8173118651 is a deficient number, since it is larger than the sum of its proper divisors (1).

8173118651 is an equidigital number, since it uses as much as digits as its factorization.

8173118651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 41.

The square root of 8173118651 is about 90405.3021177409. The cubic root of 8173118651 is about 2014.3237248051.

The spelling of 8173118651 in words is "eight billion, one hundred seventy-three million, one hundred eighteen thousand, six hundred fifty-one".