966908851 has 2 divisors, whose sum is σ = 966908852. Its totient is φ = 966908850.

The previous prime is 966908849. The next prime is 966908861. The reversal of 966908851 is 158809669.

It is a weak prime.

It is an emirp because it is prime and its reverse (158809669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 966908851 - 2¹ = 966908849 is a prime.

It is a super-3 number, since 3×966908851³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 966908849, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (966908801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483454425 + 483454426.

It is an arithmetic number, because the mean of its divisors is an integer number (483454426).

Almost surely, 2^966908851 is an apocalyptic number.

966908851 is a deficient number, since it is larger than the sum of its proper divisors (1).

966908851 is an equidigital number, since it uses as much as digits as its factorization.

966908851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 966908851 is about 31095.1579992770. The cubic root of 966908851 is about 988.8456603111.

The spelling of 966908851 in words is "nine hundred sixty-six million, nine hundred eight thousand, eight hundred fifty-one".