6744043291 has 2 divisors, whose sum is σ = 6744043292. Its totient is φ = 6744043290.

The previous prime is 6744043277. The next prime is 6744043297. The reversal of 6744043291 is 1923404476.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6744043291 is a prime.

It is a super-2 number, since 2×6744043291² = 90964239821764221362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6744043297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372021645 + 3372021646.

It is an arithmetic number, because the mean of its divisors is an integer number (3372021646).

Almost surely, 2^6744043291 is an apocalyptic number.

6744043291 is a deficient number, since it is larger than the sum of its proper divisors (1).

6744043291 is an equidigital number, since it uses as much as digits as its factorization.

6744043291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6744043291 is about 82122.1242479760. The cubic root of 6744043291 is about 1889.3254865612.

The spelling of 6744043291 in words is "six billion, seven hundred forty-four million, forty-three thousand, two hundred ninety-one".