11126191094 has 4 divisors (see below), whose sum is σ = 16689286644. Its totient is φ = 5563095546.

The previous prime is 11126191081. The next prime is 11126191103. The reversal of 11126191094 is 49019162111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49019162111 = 137 ⋅357804103.

It is a congruent number.

It is an unprimeable number.

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, 2781547772 + ... + 2781547775.

It is an arithmetic number, because the mean of its divisors is an integer number (4172321661).

Almost surely, 2^11126191094 is an apocalyptic number.

11126191094 is a deficient number, since it is larger than the sum of its proper divisors (5563095550).

11126191094 is an equidigital number, since it uses as much as digits as its factorization.

11126191094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563095549.

The product of its (nonzero) digits is 3888, while the sum is 35.

The spelling of 11126191094 in words is "eleven billion, one hundred twenty-six million, one hundred ninety-one thousand, ninety-four".