11047550 has 48 divisors (see below), whose sum is σ = 22431600. Its totient is φ = 4032000.

The previous prime is 11047537. The next prime is 11047559. The reversal of 11047550 is 5574011.

11047550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11047550² = 244096722005000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11047559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27350 + ... + 27750.

It is an arithmetic number, because the mean of its divisors is an integer number (467325).

Almost surely, 2^11047550 is an apocalyptic number.

11047550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11047550 is an abundant number, since it is smaller than the sum of its proper divisors (11384050).

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

11047550 is a wasteful number, since it uses less digits than its factorization.

11047550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 11047550 is about 3323.7854924769. The cubic root of 11047550 is about 222.7180037287.

The spelling of 11047550 in words is "eleven million, forty-seven thousand, five hundred fifty".