9497495321 has 2 divisors, whose sum is σ = 9497495322. Its totient is φ = 9497495320.

The previous prime is 9497495311. The next prime is 9497495339. The reversal of 9497495321 is 1235947949.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8064040000 + 1433455321 = 89800^2 + 37861^2 .

It is a cyclic number.

It is not a de Polignac number, because 9497495321 - 2¹⁴ = 9497478937 is a prime.

It is not a weakly prime, because it can be changed into another prime (9497495311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4748747660 + 4748747661.

It is an arithmetic number, because the mean of its divisors is an integer number (4748747661).

Almost surely, 2^9497495321 is an apocalyptic number.

It is an amenable number.

9497495321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9497495321 is an equidigital number, since it uses as much as digits as its factorization.

9497495321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 53.

The square root of 9497495321 is about 97455.0938689200. The cubic root of 9497495321 is about 2117.7256463221.

The spelling of 9497495321 in words is "nine billion, four hundred ninety-seven million, four hundred ninety-five thousand, three hundred twenty-one".