8391792103 has 2 divisors, whose sum is σ = 8391792104. Its totient is φ = 8391792102.

The previous prime is 8391792091. The next prime is 8391792113. The reversal of 8391792103 is 3012971938.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8391792103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8391792103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8391792113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4195896051 + 4195896052.

It is an arithmetic number, because the mean of its divisors is an integer number (4195896052).

Almost surely, 2^8391792103 is an apocalyptic number.

8391792103 is a deficient number, since it is larger than the sum of its proper divisors (1).

8391792103 is an equidigital number, since it uses as much as digits as its factorization.

8391792103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 8391792103 is about 91606.7252061769. The cubic root of 8391792103 is about 2032.1303965413.

The spelling of 8391792103 in words is "eight billion, three hundred ninety-one million, seven hundred ninety-two thousand, one hundred three".