1111134091 has 2 divisors, whose sum is σ = 1111134092. Its totient is φ = 1111134090.

The previous prime is 1111134077. The next prime is 1111134113. The reversal of 1111134091 is 1904311111.

It is an a-pointer prime, because the next prime (1111134113) can be obtained adding 1111134091 to its sum of digits (22).

It is a weak prime.

It is an emirp because it is prime and its reverse (1904311111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111134091 - 2²⁷ = 976916363 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111164091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555567045 + 555567046.

It is an arithmetic number, because the mean of its divisors is an integer number (555567046).

Almost surely, 2^1111134091 is an apocalyptic number.

1111134091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111134091 is an equidigital number, since it uses as much as digits as its factorization.

1111134091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 22.

The square root of 1111134091 is about 33333.6780298844. The cubic root of 1111134091 is about 1035.7513089878.

The spelling of 1111134091 in words is "one billion, one hundred eleven million, one hundred thirty-four thousand, ninety-one".