11011144357 has 8 divisors (see below), whose sum is σ = 11495345400. Its totient is φ = 10533910464.

The previous prime is 11011144321. The next prime is 11011144363. The reversal of 11011144357 is 75344111011.

It is a Cunningham number, because it is equal to 104934²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 5773872196 + 5237272161 = 75986^2 + 72369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11011144357 - 2¹⁵ = 11011111589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011144387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1738558 + ... + 1744879.

It is an arithmetic number, because the mean of its divisors is an integer number (1436918175).

Almost surely, 2^11011144357 is an apocalyptic number.

It is an amenable number.

11011144357 is a deficient number, since it is larger than the sum of its proper divisors (484201043).

11011144357 is a wasteful number, since it uses less digits than its factorization.

11011144357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483575.

The product of its (nonzero) digits is 1680, while the sum is 28.

Adding to 11011144357 its reverse (75344111011), we get a palindrome (86355255368).

The spelling of 11011144357 in words is "eleven billion, eleven million, one hundred forty-four thousand, three hundred fifty-seven".