27834534043 has 2 divisors, whose sum is σ = 27834534044. Its totient is φ = 27834534042.

The previous prime is 27834533957. The next prime is 27834534067. The reversal of 27834534043 is 34043543872.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27834534043 - 2²⁹ = 27297663131 is a prime.

It is a super-2 number, since 2×27834534043² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27834534073) 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, 13917267021 + 13917267022.

It is an arithmetic number, because the mean of its divisors is an integer number (13917267022).

Almost surely, 2^27834534043 is an apocalyptic number.

27834534043 is a deficient number, since it is larger than the sum of its proper divisors (1).

27834534043 is an equidigital number, since it uses as much as digits as its factorization.

27834534043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 43.

The spelling of 27834534043 in words is "twenty-seven billion, eight hundred thirty-four million, five hundred thirty-four thousand, forty-three".