11146861 has 8 divisors (see below), whose sum is σ = 12210624. Its totient is φ = 10091520.

The previous prime is 11146859. The next prime is 11146871. The reversal of 11146861 is 16864111.

11146861 is digitally balanced in base 2, because in such base 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 11146861 - 2¹ = 11146859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11146831) 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, 856 + ... + 4798.

It is an arithmetic number, because the mean of its divisors is an integer number (1526328).

Almost surely, 2^11146861 is an apocalyptic number.

11146861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11146861 is a deficient number, since it is larger than the sum of its proper divisors (1063763).

11146861 is a wasteful number, since it uses less digits than its factorization.

11146861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211.

The product of its digits is 1152, while the sum is 28.

The square root of 11146861 is about 3338.6915101578. The cubic root of 11146861 is about 223.3833820162.

The spelling of 11146861 in words is "eleven million, one hundred forty-six thousand, eight hundred sixty-one".