5122819 has 4 divisors (see below), whose sum is σ = 5516896. Its totient is φ = 4728744.

The previous prime is 5122807. The next prime is 5122847. The reversal of 5122819 is 9182215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5122819 - 2⁵ = 5122787 is a prime.

It is a super-2 number, since 2×5122819² = 52486549013522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5122849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197019 + ... + 197044.

It is an arithmetic number, because the mean of its divisors is an integer number (1379224).

Almost surely, 2^5122819 is an apocalyptic number.

5122819 is a deficient number, since it is larger than the sum of its proper divisors (394077).

5122819 is a wasteful number, since it uses less digits than its factorization.

5122819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394076.

The product of its digits is 1440, while the sum is 28.

The square root of 5122819 is about 2263.3645309583. The cubic root of 5122819 is about 172.3864014374.

The spelling of 5122819 in words is "five million, one hundred twenty-two thousand, eight hundred nineteen".