943396320911 has 4 divisors (see below), whose sum is σ = 1029159622824. Its totient is φ = 857633019000.

The previous prime is 943396320887. The next prime is 943396320953. The reversal of 943396320911 is 119023693349.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 943396320911 - 2¹⁴ = 943396304527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 943396320911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (943396620911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42881650940 + ... + 42881650961.

It is an arithmetic number, because the mean of its divisors is an integer number (257289905706).

Almost surely, 2^943396320911 is an apocalyptic number.

943396320911 is a deficient number, since it is larger than the sum of its proper divisors (85763301913).

943396320911 is a wasteful number, since it uses less digits than its factorization.

943396320911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85763301912.

The product of its (nonzero) digits is 944784, while the sum is 50.

The spelling of 943396320911 in words is "nine hundred forty-three billion, three hundred ninety-six million, three hundred twenty thousand, nine hundred eleven".