7120320003 has 12 divisors (see below), whose sum is σ = 10287777240. Its totient is φ = 4745555136.

The previous prime is 7120319957. The next prime is 7120320019. The reversal of 7120320003 is 3000230217.

It is not a de Polignac number, because 7120320003 - 2¹² = 7120315907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7120320023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75798 + ... + 141371.

It is an arithmetic number, because the mean of its divisors is an integer number (857314770).

Almost surely, 2^7120320003 is an apocalyptic number.

7120320003 is a deficient number, since it is larger than the sum of its proper divisors (3167457237).

7120320003 is a wasteful number, since it uses less digits than its factorization.

7120320003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220818 (or 220815 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 7120320003 is about 84381.9886172399. The cubic root of 7120320003 is about 1923.8291640328.

The spelling of 7120320003 in words is "seven billion, one hundred twenty million, three hundred twenty thousand, three".