969699089 has 2 divisors, whose sum is σ = 969699090. Its totient is φ = 969699088.

The previous prime is 969699083. The next prime is 969699097. The reversal of 969699089 is 980996969.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 949132864 + 20566225 = 30808^2 + 4535^2 .

It is a cyclic number.

It is not a de Polignac number, because 969699089 - 2¹² = 969694993 is a prime.

It is not a weakly prime, because it can be changed into another prime (969699083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484849544 + 484849545.

It is an arithmetic number, because the mean of its divisors is an integer number (484849545).

Almost surely, 2^969699089 is an apocalyptic number.

It is an amenable number.

969699089 is a deficient number, since it is larger than the sum of its proper divisors (1).

969699089 is an equidigital number, since it uses as much as digits as its factorization.

969699089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17006112, while the sum is 65.

The square root of 969699089 is about 31139.9917951177. The cubic root of 969699089 is about 989.7959273955.

The spelling of 969699089 in words is "nine hundred sixty-nine million, six hundred ninety-nine thousand, eighty-nine".