6984501913 has 2 divisors, whose sum is σ = 6984501914. Its totient is φ = 6984501912.

The previous prime is 6984501857. The next prime is 6984501917. The reversal of 6984501913 is 3191054896.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6975089289 + 9412624 = 83517^2 + 3068^2 .

It is a cyclic number.

It is not a de Polignac number, because 6984501913 - 2⁹ = 6984501401 is a prime.

It is not a weakly prime, because it can be changed into another prime (6984501917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3492250956 + 3492250957.

It is an arithmetic number, because the mean of its divisors is an integer number (3492250957).

Almost surely, 2^6984501913 is an apocalyptic number.

It is an amenable number.

6984501913 is a deficient number, since it is larger than the sum of its proper divisors (1).

6984501913 is an equidigital number, since it uses as much as digits as its factorization.

6984501913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 6984501913 is about 83573.3325469315. The cubic root of 6984501913 is about 1911.5183884729.

The spelling of 6984501913 in words is "six billion, nine hundred eighty-four million, five hundred one thousand, nine hundred thirteen".