7321303013 has 4 divisors (see below), whose sum is σ = 7351936320. Its totient is φ = 7290669708.

The previous prime is 7321303007. The next prime is 7321303027. The reversal of 7321303013 is 3103031237.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3103031237 = 149 ⋅20825713.

It is a cyclic number.

It is not a de Polignac number, because 7321303013 - 2⁸ = 7321302757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7321303013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7321303313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15316295 + ... + 15316772.

It is an arithmetic number, because the mean of its divisors is an integer number (1837984080).

Almost surely, 2^7321303013 is an apocalyptic number.

It is an amenable number.

7321303013 is a deficient number, since it is larger than the sum of its proper divisors (30633307).

7321303013 is a wasteful number, since it uses less digits than its factorization.

7321303013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30633306.

The product of its (nonzero) digits is 1134, while the sum is 23.

The square root of 7321303013 is about 85564.6130885894. The cubic root of 7321303013 is about 1941.7625789687.

The spelling of 7321303013 in words is "seven billion, three hundred twenty-one million, three hundred three thousand, thirteen".