6996514997 has 2 divisors, whose sum is σ = 6996514998. Its totient is φ = 6996514996.

The previous prime is 6996514949. The next prime is 6996515003. The reversal of 6996514997 is 7994156996.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6801465841 + 195049156 = 82471^2 + 13966^2 .

It is a cyclic number.

It is not a de Polignac number, because 6996514997 - 2¹⁰ = 6996513973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6996514097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3498257498 + 3498257499.

It is an arithmetic number, because the mean of its divisors is an integer number (3498257499).

Almost surely, 2^6996514997 is an apocalyptic number.

It is an amenable number.

6996514997 is a deficient number, since it is larger than the sum of its proper divisors (1).

6996514997 is an equidigital number, since it uses as much as digits as its factorization.

6996514997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33067440, while the sum is 65.

The square root of 6996514997 is about 83645.1731841115. The cubic root of 6996514997 is about 1912.6136743176.

The spelling of 6996514997 in words is "six billion, nine hundred ninety-six million, five hundred fourteen thousand, nine hundred ninety-seven".