967663911 has 4 divisors (see below), whose sum is σ = 1290218552. Its totient is φ = 645109272.

The previous prime is 967663891. The next prime is 967663913. The reversal of 967663911 is 119366769.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 119366769 = 3 ⋅39788923.

It is not a de Polignac number, because 967663911 - 2⁶ = 967663847 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 (967663913) 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, 161277316 + ... + 161277321.

It is an arithmetic number, because the mean of its divisors is an integer number (322554638).

Almost surely, 2^967663911 is an apocalyptic number.

967663911 is a deficient number, since it is larger than the sum of its proper divisors (322554641).

967663911 is a wasteful number, since it uses less digits than its factorization.

967663911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322554640.

The product of its digits is 367416, while the sum is 48.

The square root of 967663911 is about 31107.2967485122. The cubic root of 967663911 is about 989.1029901645.

The spelling of 967663911 in words is "nine hundred sixty-seven million, six hundred sixty-three thousand, nine hundred eleven".