11744519 has 2 divisors, whose sum is σ = 11744520. Its totient is φ = 11744518.

The previous prime is 11744483. The next prime is 11744521. The reversal of 11744519 is 91544711.

It is a happy number.

11744519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11744519 is a prime.

It is a super-2 number, since 2×11744519² = 275867453082722, which contains 22 as substring.

Together with 11744521, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11744539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872259 + 5872260.

It is an arithmetic number, because the mean of its divisors is an integer number (5872260).

Almost surely, 2^11744519 is an apocalyptic number.

11744519 is a deficient number, since it is larger than the sum of its proper divisors (1).

11744519 is an equidigital number, since it uses as much as digits as its factorization.

11744519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 32.

The square root of 11744519 is about 3427.0277209267. The cubic root of 11744519 is about 227.3064424600.

The spelling of 11744519 in words is "eleven million, seven hundred forty-four thousand, five hundred nineteen".