966456791 has 2 divisors, whose sum is σ = 966456792. Its totient is φ = 966456790.

The previous prime is 966456767. The next prime is 966456809. The reversal of 966456791 is 197654669.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 966456791 - 2²² = 962262487 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966456721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483228395 + 483228396.

It is an arithmetic number, because the mean of its divisors is an integer number (483228396).

Almost surely, 2^966456791 is an apocalyptic number.

966456791 is a deficient number, since it is larger than the sum of its proper divisors (1).

966456791 is an equidigital number, since it uses as much as digits as its factorization.

966456791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 53.

The square root of 966456791 is about 31087.8881720840. Note that the first 3 decimals coincide. The cubic root of 966456791 is about 988.6915309080.

The spelling of 966456791 in words is "nine hundred sixty-six million, four hundred fifty-six thousand, seven hundred ninety-one".