5172019 has 2 divisors, whose sum is σ = 5172020. Its totient is φ = 5172018.

The previous prime is 5172017. The next prime is 5172043. The reversal of 5172019 is 9102715.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5172019 - 2¹ = 5172017 is a prime.

It is a super-2 number, since 2×5172019² = 53499561072722, which contains 22 as substring.

Together with 5172017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5171984 and 5172002.

It is not a weakly prime, because it can be changed into another prime (5172017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2586009 + 2586010.

It is an arithmetic number, because the mean of its divisors is an integer number (2586010).

Almost surely, 2^5172019 is an apocalyptic number.

5172019 is a deficient number, since it is larger than the sum of its proper divisors (1).

5172019 is an equidigital number, since it uses as much as digits as its factorization.

5172019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 5172019 is about 2274.2073344355. The cubic root of 5172019 is about 172.9365154035.

The spelling of 5172019 in words is "five million, one hundred seventy-two thousand, nineteen".