3967163 has 4 divisors (see below), whose sum is σ = 4095168. Its totient is φ = 3839160.

The previous prime is 3967157. The next prime is 3967189. The reversal of 3967163 is 3617693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3617693 = 23 ⋅157291.

It is a cyclic number.

It is not a de Polignac number, because 3967163 - 2⁴ = 3967147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3967123) 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, 63956 + ... + 64017.

It is an arithmetic number, because the mean of its divisors is an integer number (1023792).

Almost surely, 2^3967163 is an apocalyptic number.

3967163 is a deficient number, since it is larger than the sum of its proper divisors (128005).

3967163 is a wasteful number, since it uses less digits than its factorization.

3967163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128004.

The product of its digits is 20412, while the sum is 35.

The square root of 3967163 is about 1991.7738325422. The cubic root of 3967163 is about 158.3045320343.

The spelling of 3967163 in words is "three million, nine hundred sixty-seven thousand, one hundred sixty-three".