7073440453 has 2 divisors, whose sum is σ = 7073440454. Its totient is φ = 7073440452.

The previous prime is 7073440397. The next prime is 7073440457. The reversal of 7073440453 is 3540443707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7025457124 + 47983329 = 83818^2 + 6927^2 .

It is a cyclic number.

It is not a de Polignac number, because 7073440453 - 2²⁹ = 6536569541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7073440457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3536720226 + 3536720227.

It is an arithmetic number, because the mean of its divisors is an integer number (3536720227).

Almost surely, 2^7073440453 is an apocalyptic number.

It is an amenable number.

7073440453 is a deficient number, since it is larger than the sum of its proper divisors (1).

7073440453 is an equidigital number, since it uses as much as digits as its factorization.

7073440453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 37.

The square root of 7073440453 is about 84103.7481507216. The cubic root of 7073440453 is about 1919.5977576229.

The spelling of 7073440453 in words is "seven billion, seventy-three million, four hundred forty thousand, four hundred fifty-three".