11155037043 has 8 divisors (see below), whose sum is σ = 14962445568. Its totient is φ = 7392159944.

The previous prime is 11155037039. The next prime is 11155037057. The reversal of 11155037043 is 34073055111.

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 11155037043 - 2² = 11155037039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11155037043.

It is not an unprimeable number, because it can be changed into a prime (11155037843) 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, 11132271 + ... + 11133272.

It is an arithmetic number, because the mean of its divisors is an integer number (1870305696).

Almost surely, 2^11155037043 is an apocalyptic number.

11155037043 is a deficient number, since it is larger than the sum of its proper divisors (3807408525).

11155037043 is a wasteful number, since it uses less digits than its factorization.

11155037043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22265713.

The product of its (nonzero) digits is 6300, while the sum is 30.

The spelling of 11155037043 in words is "eleven billion, one hundred fifty-five million, thirty-seven thousand, forty-three".