6523889297 has 2 divisors, whose sum is σ = 6523889298. Its totient is φ = 6523889296.

The previous prime is 6523889269. The next prime is 6523889353. The reversal of 6523889297 is 7929883256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4629985936 + 1893903361 = 68044^2 + 43519^2 .

It is a cyclic number.

It is not a de Polignac number, because 6523889297 - 2⁸ = 6523889041 is a prime.

It is a super-2 number, since 2×6523889297² = 85122263119022308418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6523889497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3261944648 + 3261944649.

It is an arithmetic number, because the mean of its divisors is an integer number (3261944649).

Almost surely, 2^6523889297 is an apocalyptic number.

It is an amenable number.

6523889297 is a deficient number, since it is larger than the sum of its proper divisors (1).

6523889297 is an equidigital number, since it uses as much as digits as its factorization.

6523889297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13063680, while the sum is 59.

The square root of 6523889297 is about 80770.5967354458. The cubic root of 6523889297 is about 1868.5391182088.

The spelling of 6523889297 in words is "six billion, five hundred twenty-three million, eight hundred eighty-nine thousand, two hundred ninety-seven".