966591361 has 4 divisors (see below), whose sum is σ = 966654000. Its totient is φ = 966528724.

The previous prime is 966591337. The next prime is 966591391. The reversal of 966591361 is 163195669.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 966591361 - 2¹¹ = 966589313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966591391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9990 + ... + 45088.

It is an arithmetic number, because the mean of its divisors is an integer number (241663500).

Almost surely, 2^966591361 is an apocalyptic number.

It is an amenable number.

966591361 is a deficient number, since it is larger than the sum of its proper divisors (62639).

966591361 is a wasteful number, since it uses less digits than its factorization.

966591361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62638.

The product of its digits is 262440, while the sum is 46.

The square root of 966591361 is about 31090.0524444717. The cubic root of 966591361 is about 988.7374174377.

The spelling of 966591361 in words is "nine hundred sixty-six million, five hundred ninety-one thousand, three hundred sixty-one".