2743451369 has 2 divisors, whose sum is σ = 2743451370. Its totient is φ = 2743451368.

The previous prime is 2743451351. The next prime is 2743451371. The reversal of 2743451369 is 9631543472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2653486144 + 89965225 = 51512^2 + 9485^2 .

It is a cyclic number.

It is not a de Polignac number, because 2743451369 - 2¹⁶ = 2743385833 is a prime.

It is a super-4 number, since 4×2743451369⁴ (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

Together with 2743451371, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2743454369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371725684 + 1371725685.

It is an arithmetic number, because the mean of its divisors is an integer number (1371725685).

Almost surely, 2^2743451369 is an apocalyptic number.

It is an amenable number.

2743451369 is a deficient number, since it is larger than the sum of its proper divisors (1).

2743451369 is an equidigital number, since it uses as much as digits as its factorization.

2743451369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 44.

The square root of 2743451369 is about 52377.9664458253. The cubic root of 2743451369 is about 1399.9066891891.

The spelling of 2743451369 in words is "two billion, seven hundred forty-three million, four hundred fifty-one thousand, three hundred sixty-nine".