6992661311 has 2 divisors, whose sum is σ = 6992661312. Its totient is φ = 6992661310.

The previous prime is 6992661281. The next prime is 6992661317. The reversal of 6992661311 is 1131662996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6992661311 - 2¹⁰ = 6992660287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6992661317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3496330655 + 3496330656.

It is an arithmetic number, because the mean of its divisors is an integer number (3496330656).

Almost surely, 2^6992661311 is an apocalyptic number.

6992661311 is a deficient number, since it is larger than the sum of its proper divisors (1).

6992661311 is an equidigital number, since it uses as much as digits as its factorization.

6992661311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 44.

The square root of 6992661311 is about 83622.1340973788. The cubic root of 6992661311 is about 1912.2624534500.

The spelling of 6992661311 in words is "six billion, nine hundred ninety-two million, six hundred sixty-one thousand, three hundred eleven".