7321296491 has 2 divisors, whose sum is σ = 7321296492. Its totient is φ = 7321296490.

The previous prime is 7321296473. The next prime is 7321296503. The reversal of 7321296491 is 1946921237.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7321296491 - 2¹⁴ = 7321280107 is a prime.

It is not a weakly prime, because it can be changed into another prime (7321296791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3660648245 + 3660648246.

It is an arithmetic number, because the mean of its divisors is an integer number (3660648246).

Almost surely, 2^7321296491 is an apocalyptic number.

7321296491 is a deficient number, since it is larger than the sum of its proper divisors (1).

7321296491 is an equidigital number, since it uses as much as digits as its factorization.

7321296491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 44.

The square root of 7321296491 is about 85564.5749770312. The cubic root of 7321296491 is about 1941.7620023783.

The spelling of 7321296491 in words is "seven billion, three hundred twenty-one million, two hundred ninety-six thousand, four hundred ninety-one".