1066844118 has 16 divisors (see below), whose sum is σ = 2138510016. Its totient is φ = 354811080.

The previous prime is 1066844101. The next prime is 1066844173. The reversal of 1066844118 is 8114486601.

It is a super-2 number, since 2×1066844118² = 2276312744222395848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198028 + ... + 203343.

It is an arithmetic number, because the mean of its divisors is an integer number (133656876).

Almost surely, 2^1066844118 is an apocalyptic number.

1066844118 is an abundant number, since it is smaller than the sum of its proper divisors (1071665898).

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

1066844118 is a wasteful number, since it uses less digits than its factorization.

1066844118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401819.

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 1066844118 is about 32662.5797817625. The cubic root of 1066844118 is about 1021.8025661458.

The spelling of 1066844118 in words is "one billion, sixty-six million, eight hundred forty-four thousand, one hundred eighteen".