1140066 has 12 divisors (see below), whose sum is σ = 2470182. Its totient is φ = 380016.

The previous prime is 1139993. The next prime is 1140091. The reversal of 1140066 is 6600411.

It can be written as a sum of positive squares in only one way, i.e., 1058841 + 81225 = 1029^2 + 285^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 63337 = 1140066 / (1 + 1 + 4 + 0 + 0 + 6 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31651 + ... + 31686.

2^1140066 is an apocalyptic number.

1140066 is an abundant number, since it is smaller than the sum of its proper divisors (1330116).

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

1140066 is a wasteful number, since it uses less digits than its factorization.

1140066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63345 (or 63342 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1140066 is about 1067.7387320876. The cubic root of 1140066 is about 104.4664086228.

Adding to 1140066 its reverse (6600411), we get a palindrome (7740477).

The spelling of 1140066 in words is "one million, one hundred forty thousand, sixty-six".