7243479403 has 2 divisors, whose sum is σ = 7243479404. Its totient is φ = 7243479402.

The previous prime is 7243479377. The next prime is 7243479409. The reversal of 7243479403 is 3049743427.

It is a strong prime.

It is an emirp because it is prime and its reverse (3049743427) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7243479403 is a prime.

It is a super-3 number, since 3×7243479403³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7243479403.

It is not a weakly prime, because it can be changed into another prime (7243479409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3621739701 + 3621739702.

It is an arithmetic number, because the mean of its divisors is an integer number (3621739702).

Almost surely, 2^7243479403 is an apocalyptic number.

7243479403 is a deficient number, since it is larger than the sum of its proper divisors (1).

7243479403 is an equidigital number, since it uses as much as digits as its factorization.

7243479403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 43.

The square root of 7243479403 is about 85108.6329522452. The cubic root of 7243479403 is about 1934.8579065803.

The spelling of 7243479403 in words is "seven billion, two hundred forty-three million, four hundred seventy-nine thousand, four hundred three".