5312519 has 2 divisors, whose sum is σ = 5312520. Its totient is φ = 5312518.

The previous prime is 5312509. The next prime is 5312557. The reversal of 5312519 is 9152135.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5312519 is a prime.

It is a super-2 number, since 2×5312519² = 56445716250722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5312509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656259 + 2656260.

It is an arithmetic number, because the mean of its divisors is an integer number (2656260).

Almost surely, 2^5312519 is an apocalyptic number.

5312519 is a deficient number, since it is larger than the sum of its proper divisors (1).

5312519 is an equidigital number, since it uses as much as digits as its factorization.

5312519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 26.

The square root of 5312519 is about 2304.8902359982. The cubic root of 5312519 is about 174.4885091899.

The spelling of 5312519 in words is "five million, three hundred twelve thousand, five hundred nineteen".