8678297461 has 2 divisors, whose sum is σ = 8678297462. Its totient is φ = 8678297460.

The previous prime is 8678297447. The next prime is 8678297471. The reversal of 8678297461 is 1647928768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5056063236 + 3622234225 = 71106^2 + 60185^2 .

It is a cyclic number.

It is not a de Polignac number, because 8678297461 - 2⁷ = 8678297333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8678297396 and 8678297405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8678297401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4339148730 + 4339148731.

It is an arithmetic number, because the mean of its divisors is an integer number (4339148731).

Almost surely, 2^8678297461 is an apocalyptic number.

It is an amenable number.

8678297461 is a deficient number, since it is larger than the sum of its proper divisors (1).

8678297461 is an equidigital number, since it uses as much as digits as its factorization.

8678297461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8128512, while the sum is 58.

The square root of 8678297461 is about 93157.3800672818. The cubic root of 8678297461 is about 2054.9985070722.

The spelling of 8678297461 in words is "eight billion, six hundred seventy-eight million, two hundred ninety-seven thousand, four hundred sixty-one".