966699073 has 2 divisors, whose sum is σ = 966699074. Its totient is φ = 966699072.

The previous prime is 966699053. The next prime is 966699103. The reversal of 966699073 is 370996669.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 881911809 + 84787264 = 29697^2 + 9208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-966699073 is a prime.

It is not a weakly prime, because it can be changed into another prime (966699023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483349536 + 483349537.

It is an arithmetic number, because the mean of its divisors is an integer number (483349537).

Almost surely, 2^966699073 is an apocalyptic number.

It is an amenable number.

966699073 is a deficient number, since it is larger than the sum of its proper divisors (1).

966699073 is an equidigital number, since it uses as much as digits as its factorization.

966699073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3306744, while the sum is 55.

The square root of 966699073 is about 31091.7846544710. The cubic root of 966699073 is about 988.7741426880.

The spelling of 966699073 in words is "nine hundred sixty-six million, six hundred ninety-nine thousand, seventy-three".