7266459197 has 2 divisors, whose sum is σ = 7266459198. Its totient is φ = 7266459196.

The previous prime is 7266459191. The next prime is 7266459229. The reversal of 7266459197 is 7919546627.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5207931556 + 2058527641 = 72166^2 + 45371^2 .

It is a cyclic number.

It is not a de Polignac number, because 7266459197 - 2¹² = 7266455101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7266459191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3633229598 + 3633229599.

It is an arithmetic number, because the mean of its divisors is an integer number (3633229599).

Almost surely, 2^7266459197 is an apocalyptic number.

It is an amenable number.

7266459197 is a deficient number, since it is larger than the sum of its proper divisors (1).

7266459197 is an equidigital number, since it uses as much as digits as its factorization.

7266459197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5715360, while the sum is 56.

The square root of 7266459197 is about 85243.5287690509. The cubic root of 7266459197 is about 1936.9018460277.

The spelling of 7266459197 in words is "seven billion, two hundred sixty-six million, four hundred fifty-nine thousand, one hundred ninety-seven".