5294078819 has 4 divisors (see below), whose sum is σ = 5300286096. Its totient is φ = 5287871544.

The previous prime is 5294078809. The next prime is 5294078821. The reversal of 5294078819 is 9188704925.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5294078819 is a prime.

It is a super-2 number, since 2×5294078819² = 56054541083568869522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5294078809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3102359 + ... + 3104064.

It is an arithmetic number, because the mean of its divisors is an integer number (1325071524).

Almost surely, 2^5294078819 is an apocalyptic number.

5294078819 is a deficient number, since it is larger than the sum of its proper divisors (6207277).

5294078819 is an equidigital number, since it uses as much as digits as its factorization.

5294078819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207276.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The square root of 5294078819 is about 72760.4206900977. The cubic root of 5294078819 is about 1742.8638726263.

The spelling of 5294078819 in words is "five billion, two hundred ninety-four million, seventy-eight thousand, eight hundred nineteen".