965138303191 has 12 divisors (see below), whose sum is σ = 970172524776. Its totient is φ = 960129994320.

The previous prime is 965138303179. The next prime is 965138303209. The reversal of 965138303191 is 191303831569.

It is not a de Polignac number, because 965138303191 - 2¹³ = 965138294999 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 (965138301191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150166120 + ... + 150172546.

It is an arithmetic number, because the mean of its divisors is an integer number (80847710398).

Almost surely, 2^965138303191 is an apocalyptic number.

965138303191 is a deficient number, since it is larger than the sum of its proper divisors (5034221585).

965138303191 is an equidigital number, since it uses as much as digits as its factorization.

965138303191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10222 (or 10011 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 49.

The spelling of 965138303191 in words is "nine hundred sixty-five billion, one hundred thirty-eight million, three hundred three thousand, one hundred ninety-one".