1001366 has 8 divisors (see below), whose sum is σ = 1516944. Its totient is φ = 495720.

The previous prime is 1001353. The next prime is 1001369. The reversal of 1001366 is 6631001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2225 + ... + 2636.

It is an arithmetic number, because the mean of its divisors is an integer number (189618).

2^1001366 is an apocalyptic number.

1001366 is a deficient number, since it is larger than the sum of its proper divisors (515578).

1001366 is a wasteful number, since it uses less digits than its factorization.

1001366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4966.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1001366 is about 1000.6827669147. The cubic root of 1001366 is about 100.0455126162.

Adding to 1001366 its reverse (6631001), we get a palindrome (7632367).

The spelling of 1001366 in words is "one million, one thousand, three hundred sixty-six".