11930519 has 2 divisors, whose sum is σ = 11930520. Its totient is φ = 11930518.

The previous prime is 11930497. The next prime is 11930521. The reversal of 11930519 is 91503911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11930519 - 2²⁰ = 10881943 is a prime.

It is a super-2 number, since 2×11930519² = 284674567218722, which contains 22 as substring.

Together with 11930521, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11930491 and 11930500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11932519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5965259 + 5965260.

It is an arithmetic number, because the mean of its divisors is an integer number (5965260).

Almost surely, 2^11930519 is an apocalyptic number.

11930519 is a deficient number, since it is larger than the sum of its proper divisors (1).

11930519 is an equidigital number, since it uses as much as digits as its factorization.

11930519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215, while the sum is 29.

The square root of 11930519 is about 3454.0583376660. The cubic root of 11930519 is about 228.5001268859.

The spelling of 11930519 in words is "eleven million, nine hundred thirty thousand, five hundred nineteen".