3506043091 has 2 divisors, whose sum is σ = 3506043092. Its totient is φ = 3506043090.

The previous prime is 3506043083. The next prime is 3506043109. The reversal of 3506043091 is 1903406053.

Together with next prime (3506043109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3506043091 - 2³ = 3506043083 is a prime.

It is not a weakly prime, because it can be changed into another prime (3506043041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1753021545 + 1753021546.

It is an arithmetic number, because the mean of its divisors is an integer number (1753021546).

Almost surely, 2^3506043091 is an apocalyptic number.

3506043091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3506043091 is an equidigital number, since it uses as much as digits as its factorization.

3506043091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 3506043091 is about 59211.8492448935. The cubic root of 3506043091 is about 1519.1678112885.

The spelling of 3506043091 in words is "three billion, five hundred six million, forty-three thousand, ninety-one".