8135873 has 2 divisors, whose sum is σ = 8135874. Its totient is φ = 8135872.

The previous prime is 8135861. The next prime is 8135891. The reversal of 8135873 is 3785318.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7441984 + 693889 = 2728^2 + 833^2 .

It is a cyclic number.

It is not a de Polignac number, because 8135873 - 2¹⁰ = 8134849 is a prime.

It is equal to p₅₄₈₂₈₈ and since 8135873 and 548288 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (8135833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4067936 + 4067937.

It is an arithmetic number, because the mean of its divisors is an integer number (4067937).

Almost surely, 2^8135873 is an apocalyptic number.

It is an amenable number.

8135873 is a deficient number, since it is larger than the sum of its proper divisors (1).

8135873 is an equidigital number, since it uses as much as digits as its factorization.

8135873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 8135873 is about 2852.3451754653. The cubic root of 8135873 is about 201.1259245747.

The spelling of 8135873 in words is "eight million, one hundred thirty-five thousand, eight hundred seventy-three".