1141001 has 8 divisors (see below), whose sum is σ = 1179360. Its totient is φ = 1103392.

The previous prime is 1140991. The next prime is 1141009. The reversal of 1141001 is 1001411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1141001.

It is not an unprimeable number, because it can be changed into a prime (1141009) 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, 4781 + ... + 5013.

It is an arithmetic number, because the mean of its divisors is an integer number (147420).

2^1141001 is an apocalyptic number.

It is an amenable number.

1141001 is a deficient number, since it is larger than the sum of its proper divisors (38359).

1141001 is an equidigital number, since it uses as much as digits as its factorization.

1141001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1141001 is about 1068.1764835457. The cubic root of 1141001 is about 104.4949594266.

Adding to 1141001 its reverse (1001411), we get a palindrome (2142412).

The spelling of 1141001 in words is "one million, one hundred forty-one thousand, one".