2719131361 has 2 divisors, whose sum is σ = 2719131362. Its totient is φ = 2719131360.

The previous prime is 2719131347. The next prime is 2719131391. The reversal of 2719131361 is 1631319172.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1811013136 + 908118225 = 42556^2 + 30135^2 .

It is a cyclic number.

It is not a de Polignac number, because 2719131361 - 2¹¹ = 2719129313 is a prime.

It is not a weakly prime, because it can be changed into another prime (2719131391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1359565680 + 1359565681.

It is an arithmetic number, because the mean of its divisors is an integer number (1359565681).

Almost surely, 2^2719131361 is an apocalyptic number.

It is an amenable number.

2719131361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2719131361 is an equidigital number, since it uses as much as digits as its factorization.

2719131361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 34.

The square root of 2719131361 is about 52145.2908803854. The cubic root of 2719131361 is about 1395.7577981261.

The spelling of 2719131361 in words is "two billion, seven hundred nineteen million, one hundred thirty-one thousand, three hundred sixty-one".