7303397197 has 2 divisors, whose sum is σ = 7303397198. Its totient is φ = 7303397196.

The previous prime is 7303397077. The next prime is 7303397209. The reversal of 7303397197 is 7917933037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5980547556 + 1322849641 = 77334^2 + 36371^2 .

It is a cyclic number.

It is not a de Polignac number, because 7303397197 - 2¹⁹ = 7302872909 is a prime.

It is a super-2 number, since 2×7303397197² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7303397197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7307397197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3651698598 + 3651698599.

It is an arithmetic number, because the mean of its divisors is an integer number (3651698599).

Almost surely, 2^7303397197 is an apocalyptic number.

It is an amenable number.

7303397197 is a deficient number, since it is larger than the sum of its proper divisors (1).

7303397197 is an equidigital number, since it uses as much as digits as its factorization.

7303397197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750141, while the sum is 49.

The square root of 7303397197 is about 85459.9157324649. The cubic root of 7303397197 is about 1940.1782878092.

The spelling of 7303397197 in words is "seven billion, three hundred three million, three hundred ninety-seven thousand, one hundred ninety-seven".