966399039 has 16 divisors (see below), whose sum is σ = 1451317600. Its totient is φ = 635439168.

The previous prime is 966399037. The next prime is 966399043. The reversal of 966399039 is 930993669.

It is not a de Polignac number, because 966399039 - 2¹ = 966399037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966399037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243184 + ... + 247125.

It is an arithmetic number, because the mean of its divisors is an integer number (90707350).

Almost surely, 2^966399039 is an apocalyptic number.

966399039 is a deficient number, since it is larger than the sum of its proper divisors (484918561).

966399039 is a wasteful number, since it uses less digits than its factorization.

966399039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490391 (or 490385 counting only the distinct ones).

The product of its (nonzero) digits is 2125764, while the sum is 54.

The square root of 966399039 is about 31086.9593077226. The cubic root of 966399039 is about 988.6718369596.

The spelling of 966399039 in words is "nine hundred sixty-six million, three hundred ninety-nine thousand, thirty-nine".