8157115501343 has 2 divisors, whose sum is σ = 8157115501344. Its totient is φ = 8157115501342.

The previous prime is 8157115501289. The next prime is 8157115501369. The reversal of 8157115501343 is 3431055117518.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8157115501343 - 2²⁴ = 8157098724127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8157115501294 and 8157115501303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8157115501643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4078557750671 + 4078557750672.

It is an arithmetic number, because the mean of its divisors is an integer number (4078557750672).

Almost surely, 2^{8157115501343} is an apocalyptic number.

8157115501343 is a deficient number, since it is larger than the sum of its proper divisors (1).

8157115501343 is an equidigital number, since it uses as much as digits as its factorization.

8157115501343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 44.

The spelling of 8157115501343 in words is "eight trillion, one hundred fifty-seven billion, one hundred fifteen million, five hundred one thousand, three hundred forty-three".