5172120419 has 2 divisors, whose sum is σ = 5172120420. Its totient is φ = 5172120418.

The previous prime is 5172120407. The next prime is 5172120451. The reversal of 5172120419 is 9140212715.

It is an a-pointer prime, because the next prime (5172120451) can be obtained adding 5172120419 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5172120419 - 2²⁸ = 4903684963 is a prime.

It is a super-2 number, since 2×5172120419² = 53501659257273471122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5172120479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2586060209 + 2586060210.

It is an arithmetic number, because the mean of its divisors is an integer number (2586060210).

Almost surely, 2^5172120419 is an apocalyptic number.

5172120419 is a deficient number, since it is larger than the sum of its proper divisors (1).

5172120419 is an equidigital number, since it uses as much as digits as its factorization.

5172120419 is an evil number, because the sum of its binary digits is even.

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

The square root of 5172120419 is about 71917.4555932007. The cubic root of 5172120419 is about 1729.3764577661.

The spelling of 5172120419 in words is "five billion, one hundred seventy-two million, one hundred twenty thousand, four hundred nineteen".