7073813 has 2 divisors, whose sum is σ = 7073814. Its totient is φ = 7073812.

The previous prime is 7073789. The next prime is 7073821. The reversal of 7073813 is 3183707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5943844 + 1129969 = 2438^2 + 1063^2 .

It is a cyclic number.

It is not a de Polignac number, because 7073813 - 2⁸ = 7073557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7073863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3536906 + 3536907.

It is an arithmetic number, because the mean of its divisors is an integer number (3536907).

Almost surely, 2^7073813 is an apocalyptic number.

It is an amenable number.

7073813 is a deficient number, since it is larger than the sum of its proper divisors (1).

7073813 is an equidigital number, since it uses as much as digits as its factorization.

7073813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 7073813 is about 2659.6640765330. The cubic root of 7073813 is about 191.9631457764.

The spelling of 7073813 in words is "seven million, seventy-three thousand, eight hundred thirteen".