969397811 has 2 divisors, whose sum is σ = 969397812. Its totient is φ = 969397810.

The previous prime is 969397801. The next prime is 969397823. The reversal of 969397811 is 118793969.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 969397811 - 2⁶ = 969397747 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (969397801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484698905 + 484698906.

It is an arithmetic number, because the mean of its divisors is an integer number (484698906).

Almost surely, 2^969397811 is an apocalyptic number.

969397811 is a deficient number, since it is larger than the sum of its proper divisors (1).

969397811 is an equidigital number, since it uses as much as digits as its factorization.

969397811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 53.

The square root of 969397811 is about 31135.1539421279. The cubic root of 969397811 is about 989.6934094669.

The spelling of 969397811 in words is "nine hundred sixty-nine million, three hundred ninety-seven thousand, eight hundred eleven".