11155426054 has 4 divisors (see below), whose sum is σ = 16733139084. Its totient is φ = 5577713026.

The previous prime is 11155426013. The next prime is 11155426141. The reversal of 11155426054 is 45062455111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45062455111 = 41 ⋅1099084271.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2788856512 + ... + 2788856515.

It is an arithmetic number, because the mean of its divisors is an integer number (4183284771).

Almost surely, 2^11155426054 is an apocalyptic number.

11155426054 is a deficient number, since it is larger than the sum of its proper divisors (5577713030).

11155426054 is an equidigital number, since it uses as much as digits as its factorization.

11155426054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5577713029.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 11155426054 in words is "eleven billion, one hundred fifty-five million, four hundred twenty-six thousand, fifty-four".