2723540219 has 2 divisors, whose sum is σ = 2723540220. Its totient is φ = 2723540218.

The previous prime is 2723540201. The next prime is 2723540227. The reversal of 2723540219 is 9120453272.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2723540219 is a prime.

It is a super-2 number, since 2×2723540219² = 14835342649021135922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2723540719) 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, 1361770109 + 1361770110.

It is an arithmetic number, because the mean of its divisors is an integer number (1361770110).

Almost surely, 2^2723540219 is an apocalyptic number.

2723540219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2723540219 is an equidigital number, since it uses as much as digits as its factorization.

2723540219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 2723540219 is about 52187.5485053667. The cubic root of 2723540219 is about 1396.5117613344.

The spelling of 2723540219 in words is "two billion, seven hundred twenty-three million, five hundred forty thousand, two hundred nineteen".