11003155434 has 48 divisors (see below), whose sum is σ = 24043055400. Its totient is φ = 3636627840.

The previous prime is 11003155421. The next prime is 11003155451. The reversal of 11003155434 is 43455130011.

It is a happy number.

11003155434 is a `hidden beast` number, since 1 + 100 + 3 + 1 + 554 + 3 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8309234025 + 2693921409 = 91155^2 + 51903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11003155398 and 11003155407.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1132204 + ... + 1141880.

Almost surely, 2^11003155434 is an apocalyptic number.

11003155434 is an abundant number, since it is smaller than the sum of its proper divisors (13039899966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11003155434 is a wasteful number, since it uses less digits than its factorization.

11003155434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10215 (or 10212 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 11003155434 its reverse (43455130011), we get a palindrome (54458285445).

The spelling of 11003155434 in words is "eleven billion, three million, one hundred fifty-five thousand, four hundred thirty-four".