967043213989 has 4 divisors (see below), whose sum is σ = 969351193440. Its totient is φ = 964735234540.

The previous prime is 967043213869. The next prime is 967043214019. The reversal of 967043213989 is 989312340769.

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 an emirpimes, since its reverse is a distinct semiprime: 989312340769 = 234571 ⋅4217539.

It is a cyclic number.

It is not a de Polignac number, because 967043213989 - 2¹¹ = 967043211941 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 (967043213189) 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, 1153989097 + ... + 1153989934.

It is an arithmetic number, because the mean of its divisors is an integer number (242337798360).

Almost surely, 2^967043213989 is an apocalyptic number.

It is an amenable number.

967043213989 is a deficient number, since it is larger than the sum of its proper divisors (2307979451).

967043213989 is a wasteful number, since it uses less digits than its factorization.

967043213989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307979450.

The product of its (nonzero) digits is 17635968, while the sum is 61.

The spelling of 967043213989 in words is "nine hundred sixty-seven billion, forty-three million, two hundred thirteen thousand, nine hundred eighty-nine".