6980521363 has 2 divisors, whose sum is σ = 6980521364. Its totient is φ = 6980521362.

The previous prime is 6980521309. The next prime is 6980521391. The reversal of 6980521363 is 3631250896.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6980521363 is a prime.

It is not a weakly prime, because it can be changed into another prime (6980521063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490260681 + 3490260682.

It is an arithmetic number, because the mean of its divisors is an integer number (3490260682).

Almost surely, 2^6980521363 is an apocalyptic number.

6980521363 is a deficient number, since it is larger than the sum of its proper divisors (1).

6980521363 is an equidigital number, since it uses as much as digits as its factorization.

6980521363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 6980521363 is about 83549.5144390439. The cubic root of 6980521363 is about 1911.1551871767.

The spelling of 6980521363 in words is "six billion, nine hundred eighty million, five hundred twenty-one thousand, three hundred sixty-three".