11011043145 has 8 divisors (see below), whose sum is σ = 17617669056. Its totient is φ = 5872556336.

The previous prime is 11011043119. The next prime is 11011043159. The reversal of 11011043145 is 54134011011.

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 11011043145 - 2⁹ = 11011042633 is a prime.

It is a super-2 number, since 2×11011043145² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367034757 + ... + 367034786.

It is an arithmetic number, because the mean of its divisors is an integer number (2202208632).

Almost surely, 2^11011043145 is an apocalyptic number.

11011043145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11011043145 is a deficient number, since it is larger than the sum of its proper divisors (6606625911).

11011043145 is an equidigital number, since it uses as much as digits as its factorization.

11011043145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734069551.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 11011043145 its reverse (54134011011), we get a palindrome (65145054156).

The spelling of 11011043145 in words is "eleven billion, eleven million, forty-three thousand, one hundred forty-five".