7243707853 has 2 divisors, whose sum is σ = 7243707854. Its totient is φ = 7243707852.

The previous prime is 7243707851. The next prime is 7243707857. The reversal of 7243707853 is 3587073427.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5034895849 + 2208812004 = 70957^2 + 46998^2 .

It is a cyclic number.

It is not a de Polignac number, because 7243707853 - 2¹ = 7243707851 is a prime.

It is a super-2 number, since 2×7243707853² (a number of 21 digits) contains 22 as substring.

Together with 7243707851, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7243707851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3621853926 + 3621853927.

It is an arithmetic number, because the mean of its divisors is an integer number (3621853927).

Almost surely, 2^7243707853 is an apocalyptic number.

It is an amenable number.

7243707853 is a deficient number, since it is larger than the sum of its proper divisors (1).

7243707853 is an equidigital number, since it uses as much as digits as its factorization.

7243707853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987840, while the sum is 46.

The square root of 7243707853 is about 85109.9750499317. The cubic root of 7243707853 is about 1934.8782473409.

The spelling of 7243707853 in words is "seven billion, two hundred forty-three million, seven hundred seven thousand, eight hundred fifty-three".