7973653 has 2 divisors, whose sum is σ = 7973654. Its totient is φ = 7973652.

The previous prime is 7973627. The next prime is 7973659. The reversal of 7973653 is 3563797.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4502884 + 3470769 = 2122^2 + 1863^2 .

It is a cyclic number.

It is not a de Polignac number, because 7973653 - 2²¹ = 5876501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7973659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3986826 + 3986827.

It is an arithmetic number, because the mean of its divisors is an integer number (3986827).

Almost surely, 2^7973653 is an apocalyptic number.

It is an amenable number.

7973653 is a deficient number, since it is larger than the sum of its proper divisors (1).

7973653 is an equidigital number, since it uses as much as digits as its factorization.

7973653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 40.

The square root of 7973653 is about 2823.7657480747. The cubic root of 7973653 is about 199.7802001954.

The spelling of 7973653 in words is "seven million, nine hundred seventy-three thousand, six hundred fifty-three".