7969943 has 2 divisors, whose sum is σ = 7969944. Its totient is φ = 7969942.

The previous prime is 7969901. The next prime is 7969961. The reversal of 7969943 is 3499697.

It is a strong prime.

It is an emirp because it is prime and its reverse (3499697) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7969943 - 2¹⁴ = 7953559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7969993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3984971 + 3984972.

It is an arithmetic number, because the mean of its divisors is an integer number (3984972).

Almost surely, 2^7969943 is an apocalyptic number.

7969943 is a deficient number, since it is larger than the sum of its proper divisors (1).

7969943 is an equidigital number, since it uses as much as digits as its factorization.

7969943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 47.

The square root of 7969943 is about 2823.1087474626. The cubic root of 7969943 is about 199.7492106550.

The spelling of 7969943 in words is "seven million, nine hundred sixty-nine thousand, nine hundred forty-three".