1083388091 has 2 divisors, whose sum is σ = 1083388092. Its totient is φ = 1083388090.

The previous prime is 1083388027. The next prime is 1083388123. The reversal of 1083388091 is 1908833801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1083388091 - 2⁶ = 1083388027 is a prime.

It is not a weakly prime, because it can be changed into another prime (1083388001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541694045 + 541694046.

It is an arithmetic number, because the mean of its divisors is an integer number (541694046).

Almost surely, 2^1083388091 is an apocalyptic number.

1083388091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1083388091 is an equidigital number, since it uses as much as digits as its factorization.

1083388091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1083388091 is about 32914.8612483784. The cubic root of 1083388091 is about 1027.0573284303.

The spelling of 1083388091 in words is "one billion, eighty-three million, three hundred eighty-eight thousand, ninety-one".