2749667147 has 2 divisors, whose sum is σ = 2749667148. Its totient is φ = 2749667146.

The previous prime is 2749667113. The next prime is 2749667149. The reversal of 2749667147 is 7417669472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2749667147 - 2¹² = 2749663051 is a prime.

It is a super-2 number, since 2×2749667147² = 15121338838582239218, which contains 22 as substring.

Together with 2749667149, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2749667149) 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, 1374833573 + 1374833574.

It is an arithmetic number, because the mean of its divisors is an integer number (1374833574).

Almost surely, 2^2749667147 is an apocalyptic number.

2749667147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2749667147 is an equidigital number, since it uses as much as digits as its factorization.

2749667147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3556224, while the sum is 53.

The square root of 2749667147 is about 52437.2686836376. The cubic root of 2749667147 is about 1400.9631377623.

The spelling of 2749667147 in words is "two billion, seven hundred forty-nine million, six hundred sixty-seven thousand, one hundred forty-seven".