11130903556 has 12 divisors (see below), whose sum is σ = 19509379792. Its totient is φ = 5556795048.

The previous prime is 11130903533. The next prime is 11130903583. The reversal of 11130903556 is 65530903111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2161290 + ... + 2166433.

Almost surely, 2^11130903556 is an apocalyptic number.

It is an amenable number.

11130903556 is a deficient number, since it is larger than the sum of its proper divisors (8378476236).

11130903556 is a wasteful number, since it uses less digits than its factorization.

11130903556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328370 (or 4328368 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 34.

The spelling of 11130903556 in words is "eleven billion, one hundred thirty million, nine hundred three thousand, five hundred fifty-six".