6512423453 has 2 divisors, whose sum is σ = 6512423454. Its totient is φ = 6512423452.

The previous prime is 6512423443. The next prime is 6512423471. The reversal of 6512423453 is 3543242156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5423291449 + 1089132004 = 73643^2 + 33002^2 .

It is a cyclic number.

It is not a de Polignac number, because 6512423453 - 2¹² = 6512419357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6512423443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3256211726 + 3256211727.

It is an arithmetic number, because the mean of its divisors is an integer number (3256211727).

Almost surely, 2^6512423453 is an apocalyptic number.

It is an amenable number.

6512423453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6512423453 is an equidigital number, since it uses as much as digits as its factorization.

6512423453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 35.

The square root of 6512423453 is about 80699.5876879182. The cubic root of 6512423453 is about 1867.4438134213.

The spelling of 6512423453 in words is "six billion, five hundred twelve million, four hundred twenty-three thousand, four hundred fifty-three".