2734049561 has 2 divisors, whose sum is σ = 2734049562. Its totient is φ = 2734049560.

The previous prime is 2734049533. The next prime is 2734049567. The reversal of 2734049561 is 1659404372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2720248336 + 13801225 = 52156^2 + 3715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2734049561 is a prime.

It is not a weakly prime, because it can be changed into another prime (2734049567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1367024780 + 1367024781.

It is an arithmetic number, because the mean of its divisors is an integer number (1367024781).

Almost surely, 2^2734049561 is an apocalyptic number.

It is an amenable number.

2734049561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2734049561 is an equidigital number, since it uses as much as digits as its factorization.

2734049561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2734049561 is about 52288.1397737575. The cubic root of 2734049561 is about 1398.3056988277.

The spelling of 2734049561 in words is "two billion, seven hundred thirty-four million, forty-nine thousand, five hundred sixty-one".