61004306219 has 2 divisors, whose sum is σ = 61004306220. Its totient is φ = 61004306218.

The previous prime is 61004306201. The next prime is 61004306263. The reversal of 61004306219 is 91260340016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61004306219 - 2²⁰ = 61003257643 is a prime.

It is a super-2 number, since 2×61004306219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (61004306299) 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 as a sum of consecutive naturals, namely, 30502153109 + 30502153110.

It is an arithmetic number, because the mean of its divisors is an integer number (30502153110).

Almost surely, 2^61004306219 is an apocalyptic number.

61004306219 is a deficient number, since it is larger than the sum of its proper divisors (1).

61004306219 is an equidigital number, since it uses as much as digits as its factorization.

61004306219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 61004306219 in words is "sixty-one billion, four million, three hundred six thousand, two hundred nineteen".