966742841 has 2 divisors, whose sum is σ = 966742842. Its totient is φ = 966742840.

The previous prime is 966742759. The next prime is 966742853. The reversal of 966742841 is 148247669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 964723600 + 2019241 = 31060^2 + 1421^2 .

It is an emirp because it is prime and its reverse (148247669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 966742841 - 2¹⁰ = 966741817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (966742891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483371420 + 483371421.

It is an arithmetic number, because the mean of its divisors is an integer number (483371421).

Almost surely, 2^966742841 is an apocalyptic number.

It is an amenable number.

966742841 is a deficient number, since it is larger than the sum of its proper divisors (1).

966742841 is an equidigital number, since it uses as much as digits as its factorization.

966742841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The square root of 966742841 is about 31092.4884980279. The cubic root of 966742841 is about 988.7890649510.

The spelling of 966742841 in words is "nine hundred sixty-six million, seven hundred forty-two thousand, eight hundred forty-one".