5109919 has 2 divisors, whose sum is σ = 5109920. Its totient is φ = 5109918.

The previous prime is 5109899. The next prime is 5109961. The reversal of 5109919 is 9199015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5109919 - 2⁷ = 5109791 is a prime.

It is a super-2 number, since 2×5109919² = 52222544373122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5109989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2554959 + 2554960.

It is an arithmetic number, because the mean of its divisors is an integer number (2554960).

Almost surely, 2^5109919 is an apocalyptic number.

5109919 is a deficient number, since it is larger than the sum of its proper divisors (1).

5109919 is an equidigital number, since it uses as much as digits as its factorization.

5109919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3645, while the sum is 34.

The square root of 5109919 is about 2260.5129948753. The cubic root of 5109919 is about 172.2415818373.

The spelling of 5109919 in words is "five million, one hundred nine thousand, nine hundred nineteen".