7973443 has 2 divisors, whose sum is σ = 7973444. Its totient is φ = 7973442.

The previous prime is 7973431. The next prime is 7973453. The reversal of 7973443 is 3443797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7973443 - 2⁵ = 7973411 is a prime.

It is a d-powerful number, because it can be written as 7⁷ + 9⁵ + 7⁸ + 3¹² + 4⁵ + 4⁹ + 3¹² .

It is not a weakly prime, because it can be changed into another prime (7973423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3986721 + 3986722.

It is an arithmetic number, because the mean of its divisors is an integer number (3986722).

Almost surely, 2^7973443 is an apocalyptic number.

7973443 is a deficient number, since it is larger than the sum of its proper divisors (1).

7973443 is an equidigital number, since it uses as much as digits as its factorization.

7973443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 37.

The square root of 7973443 is about 2823.7285634423. The cubic root of 7973443 is about 199.7784463271.

The spelling of 7973443 in words is "seven million, nine hundred seventy-three thousand, four hundred forty-three".