11115541004 has 24 divisors (see below), whose sum is σ = 19503451968. Its totient is φ = 5543147520.

The previous prime is 11115540883. The next prime is 11115541033. The reversal of 11115541004 is 40014551111.

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, 3213644 + ... + 3217100.

It is an arithmetic number, because the mean of its divisors is an integer number (812643832).

Almost surely, 2^11115541004 is an apocalyptic number.

It is an amenable number.

11115541004 is a deficient number, since it is larger than the sum of its proper divisors (8387910964).

11115541004 is a wasteful number, since it uses less digits than its factorization.

11115541004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345 (or 5343 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 23.

The spelling of 11115541004 in words is "eleven billion, one hundred fifteen million, five hundred forty-one thousand, four".