2704749991 has 2 divisors, whose sum is σ = 2704749992. Its totient is φ = 2704749990.

The previous prime is 2704749979. The next prime is 2704750019. The reversal of 2704749991 is 1999474072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2704749991 - 2⁹ = 2704749479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2704749911) 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 as a sum of consecutive naturals, namely, 1352374995 + 1352374996.

It is an arithmetic number, because the mean of its divisors is an integer number (1352374996).

Almost surely, 2^2704749991 is an apocalyptic number.

2704749991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2704749991 is an equidigital number, since it uses as much as digits as its factorization.

2704749991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 52.

The square root of 2704749991 is about 52007.2109519440. The cubic root of 2704749991 is about 1393.2927459631.

The spelling of 2704749991 in words is "two billion, seven hundred four million, seven hundred forty-nine thousand, nine hundred ninety-one".