11052145255 has 4 divisors (see below), whose sum is σ = 13262574312. Its totient is φ = 8841716200.

The previous prime is 11052145217. The next prime is 11052145259. The reversal of 11052145255 is 55254125011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55254125011 = 67 ⋅824688433.

It is not a de Polignac number, because 11052145255 - 2⁹ = 11052144743 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11052145259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105214521 + ... + 1105214530.

It is an arithmetic number, because the mean of its divisors is an integer number (3315643578).

Almost surely, 2^11052145255 is an apocalyptic number.

11052145255 is a deficient number, since it is larger than the sum of its proper divisors (2210429057).

11052145255 is an equidigital number, since it uses as much as digits as its factorization.

11052145255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210429056.

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 11052145255 in words is "eleven billion, fifty-two million, one hundred forty-five thousand, two hundred fifty-five".