11047861 has 8 divisors (see below), whose sum is σ = 12333024. Its totient is φ = 9809520.

The previous prime is 11047853. The next prime is 11047877. The reversal of 11047861 is 16874011.

11047861 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 11047861 - 2³ = 11047853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11047891) 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, 11206 + ... + 12151.

It is an arithmetic number, because the mean of its divisors is an integer number (1541628).

Almost surely, 2^11047861 is an apocalyptic number.

11047861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11047861 is a deficient number, since it is larger than the sum of its proper divisors (1285163).

11047861 is a wasteful number, since it uses less digits than its factorization.

11047861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23411.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 11047861 is about 3323.8322761535. The cubic root of 11047861 is about 222.7200936234.

The spelling of 11047861 in words is "eleven million, forty-seven thousand, eight hundred sixty-one".