966947761 has 8 divisors (see below), whose sum is σ = 1086603840. Its totient is φ = 853759632.

The previous prime is 966947749. The next prime is 966947767. The reversal of 966947761 is 167749669.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 966947761 - 2⁷ = 966947633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966947767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616671 + ... + 1617268.

It is an arithmetic number, because the mean of its divisors is an integer number (135825480).

Almost surely, 2^966947761 is an apocalyptic number.

It is an amenable number.

966947761 is a deficient number, since it is larger than the sum of its proper divisors (119656079).

966947761 is a wasteful number, since it uses less digits than its factorization.

966947761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233975.

The product of its digits is 3429216, while the sum is 55.

The square root of 966947761 is about 31095.7836530935. The cubic root of 966947761 is about 988.8589243910.

The spelling of 966947761 in words is "nine hundred sixty-six million, nine hundred forty-seven thousand, seven hundred sixty-one".