2743912349 has 4 divisors (see below), whose sum is σ = 2771079900. Its totient is φ = 2716744800.

The previous prime is 2743912321. The next prime is 2743912361. The reversal of 2743912349 is 9432193472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2666999449 + 76912900 = 51643^2 + 8770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2743912349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2743912649) 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 in 3 ways as a sum of consecutive naturals, for example, 13583624 + ... + 13583825.

It is an arithmetic number, because the mean of its divisors is an integer number (692769975).

Almost surely, 2^2743912349 is an apocalyptic number.

It is an amenable number.

2743912349 is a deficient number, since it is larger than the sum of its proper divisors (27167551).

2743912349 is a wasteful number, since it uses less digits than its factorization.

2743912349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27167550.

The product of its digits is 326592, while the sum is 44.

The square root of 2743912349 is about 52382.3667754713. The cubic root of 2743912349 is about 1399.9850932086.

The spelling of 2743912349 in words is "two billion, seven hundred forty-three million, nine hundred twelve thousand, three hundred forty-nine".