8116970437 has 2 divisors, whose sum is σ = 8116970438. Its totient is φ = 8116970436.

The previous prime is 8116970327. The next prime is 8116970443. The reversal of 8116970437 is 7340796118.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7999334721 + 117635716 = 89439^2 + 10846^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8116970437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8116970447) 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, 4058485218 + 4058485219.

It is an arithmetic number, because the mean of its divisors is an integer number (4058485219).

Almost surely, 2^8116970437 is an apocalyptic number.

It is an amenable number.

8116970437 is a deficient number, since it is larger than the sum of its proper divisors (1).

8116970437 is an equidigital number, since it uses as much as digits as its factorization.

8116970437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 8116970437 is about 90094.2308752342. The cubic root of 8116970437 is about 2009.7004113606.

The spelling of 8116970437 in words is "eight billion, one hundred sixteen million, nine hundred seventy thousand, four hundred thirty-seven".