5219014891 has 4 divisors (see below), whose sum is σ = 5219159400. Its totient is φ = 5218870384.

The previous prime is 5219014873. The next prime is 5219014903. The reversal of 5219014891 is 1984109125.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5219014891 - 2¹³ = 5219006699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5219015891) 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, 34215 + ... + 107743.

It is an arithmetic number, because the mean of its divisors is an integer number (1304789850).

Almost surely, 2^5219014891 is an apocalyptic number.

5219014891 is a deficient number, since it is larger than the sum of its proper divisors (144509).

5219014891 is an equidigital number, since it uses as much as digits as its factorization.

5219014891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144508.

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 5219014891 is about 72242.7497469469. The cubic root of 5219014891 is about 1734.5873652665.

It can be divided in two parts, 52190 and 14891, that added together give a square (67081 = 259²).

The spelling of 5219014891 in words is "five billion, two hundred nineteen million, fourteen thousand, eight hundred ninety-one".