11027451623 has 4 divisors (see below), whose sum is σ = 11027726400. Its totient is φ = 11027176848.

The previous prime is 11027451599. The next prime is 11027451641. The reversal of 11027451623 is 32615472011.

11027451623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32615472011 = 47 ⋅693946213.

It is a cyclic number.

It is not a de Polignac number, because 11027451623 - 2²² = 11023257319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11027451623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11027451823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64190 + ... + 161787.

It is an arithmetic number, because the mean of its divisors is an integer number (2756931600).

Almost surely, 2^11027451623 is an apocalyptic number.

11027451623 is a deficient number, since it is larger than the sum of its proper divisors (274777).

11027451623 is an equidigital number, since it uses as much as digits as its factorization.

11027451623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274776.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 11027451623 in words is "eleven billion, twenty-seven million, four hundred fifty-one thousand, six hundred twenty-three".