966949505 has 8 divisors (see below), whose sum is σ = 1161667752. Its totient is φ = 772674048.

The previous prime is 966949499. The next prime is 966949513. The reversal of 966949505 is 505949669.

It can be written as a sum of positive squares in 4 ways, for example, as 373880896 + 593068609 = 19336^2 + 24353^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 966949505 - 2⁶ = 966949441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105872 + ... + 114641.

It is an arithmetic number, because the mean of its divisors is an integer number (145208469).

Almost surely, 2^966949505 is an apocalyptic number.

It is an amenable number.

966949505 is a deficient number, since it is larger than the sum of its proper divisors (194718247).

966949505 is a wasteful number, since it uses less digits than its factorization.

966949505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221395.

The product of its (nonzero) digits is 2624400, while the sum is 53.

The square root of 966949505 is about 31095.8116954679. The cubic root of 966949505 is about 988.8595188970.

The spelling of 966949505 in words is "nine hundred sixty-six million, nine hundred forty-nine thousand, five hundred five".