8109000908357 has 2 divisors, whose sum is σ = 8109000908358. Its totient is φ = 8109000908356.

The previous prime is 8109000908341. The next prime is 8109000908369. The reversal of 8109000908357 is 7538090009018.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7446273033796 + 662727874561 = 2728786^2 + 814081^2 .

It is a cyclic number.

It is not a de Polignac number, because 8109000908357 - 2⁴ = 8109000908341 is a prime.

It is a super-2 number, since 2×8109000908357² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8109000904357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4054500454178 + 4054500454179.

It is an arithmetic number, because the mean of its divisors is an integer number (4054500454179).

Almost surely, 2^{8109000908357} is an apocalyptic number.

It is an amenable number.

8109000908357 is a deficient number, since it is larger than the sum of its proper divisors (1).

8109000908357 is an equidigital number, since it uses as much as digits as its factorization.

8109000908357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 50.

The spelling of 8109000908357 in words is "eight trillion, one hundred nine billion, nine hundred eight thousand, three hundred fifty-seven".