9712519 has 2 divisors, whose sum is σ = 9712520. Its totient is φ = 9712518.

The previous prime is 9712501. The next prime is 9712543. The reversal of 9712519 is 9152179.

It is a weak prime.

It is an emirp because it is prime and its reverse (9152179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9712519 - 2⁹ = 9712007 is a prime.

It is a super-2 number, since 2×9712519² = 188666050650722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9712589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4856259 + 4856260.

It is an arithmetic number, because the mean of its divisors is an integer number (4856260).

Almost surely, 2^9712519 is an apocalyptic number.

9712519 is a deficient number, since it is larger than the sum of its proper divisors (1).

9712519 is an equidigital number, since it uses as much as digits as its factorization.

9712519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5670, while the sum is 34.

The square root of 9712519 is about 3116.4914567507. The cubic root of 9712519 is about 213.3588329437.

The spelling of 9712519 in words is "nine million, seven hundred twelve thousand, five hundred nineteen".