5619651913 has 2 divisors, whose sum is σ = 5619651914. Its totient is φ = 5619651912.

The previous prime is 5619651911. The next prime is 5619651923. The reversal of 5619651913 is 3191569165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3697004809 + 1922647104 = 60803^2 + 43848^2 .

It is a cyclic number.

It is not a de Polignac number, because 5619651913 - 2¹ = 5619651911 is a prime.

Together with 5619651911, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5619651911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2809825956 + 2809825957.

It is an arithmetic number, because the mean of its divisors is an integer number (2809825957).

Almost surely, 2^5619651913 is an apocalyptic number.

It is an amenable number.

5619651913 is a deficient number, since it is larger than the sum of its proper divisors (1).

5619651913 is an equidigital number, since it uses as much as digits as its factorization.

5619651913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 46.

The square root of 5619651913 is about 74964.3376079586. The cubic root of 5619651913 is about 1777.8828416752.

The spelling of 5619651913 in words is "five billion, six hundred nineteen million, six hundred fifty-one thousand, nine hundred thirteen".