11055044613 has 4 divisors (see below), whose sum is σ = 14740059488. Its totient is φ = 7370029740.

The previous prime is 11055044573. The next prime is 11055044657. The reversal of 11055044613 is 31644055011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11055044613 - 2⁶ = 11055044549 is a prime.

It is a super-2 number, since 2×11055044613² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11055044513) 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, 1842507433 + ... + 1842507438.

It is an arithmetic number, because the mean of its divisors is an integer number (3685014872).

Almost surely, 2^11055044613 is an apocalyptic number.

It is an amenable number.

11055044613 is a deficient number, since it is larger than the sum of its proper divisors (3685014875).

11055044613 is an equidigital number, since it uses as much as digits as its factorization.

11055044613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3685014874.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 11055044613 its reverse (31644055011), we get a palindrome (42699099624).

The spelling of 11055044613 in words is "eleven billion, fifty-five million, forty-four thousand, six hundred thirteen".