8497023677 has 2 divisors, whose sum is σ = 8497023678. Its totient is φ = 8497023676.

The previous prime is 8497023637. The next prime is 8497023697. The reversal of 8497023677 is 7763207948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6854018521 + 1643005156 = 82789^2 + 40534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8497023677 is a prime.

It is a super-2 number, since 2×8497023677² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8497023617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4248511838 + 4248511839.

It is an arithmetic number, because the mean of its divisors is an integer number (4248511839).

Almost surely, 2^8497023677 is an apocalyptic number.

It is an amenable number.

8497023677 is a deficient number, since it is larger than the sum of its proper divisors (1).

8497023677 is an equidigital number, since it uses as much as digits as its factorization.

8497023677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3556224, while the sum is 53.

The square root of 8497023677 is about 92179.3017819076. The cubic root of 8497023677 is about 2040.5893207201.

The spelling of 8497023677 in words is "eight billion, four hundred ninety-seven million, twenty-three thousand, six hundred seventy-seven".