6980861471 has 2 divisors, whose sum is σ = 6980861472. Its totient is φ = 6980861470.

The previous prime is 6980861429. The next prime is 6980861477. The reversal of 6980861471 is 1741680896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6980861471 - 2¹⁴ = 6980845087 is a prime.

It is a super-3 number, since 3×6980861471³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6980861477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490430735 + 3490430736.

It is an arithmetic number, because the mean of its divisors is an integer number (3490430736).

Almost surely, 2^6980861471 is an apocalyptic number.

6980861471 is a deficient number, since it is larger than the sum of its proper divisors (1).

6980861471 is an equidigital number, since it uses as much as digits as its factorization.

6980861471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 6980861471 is about 83551.5497821554. The cubic root of 6980861471 is about 1911.1862253842.

The spelling of 6980861471 in words is "six billion, nine hundred eighty million, eight hundred sixty-one thousand, four hundred seventy-one".