1140007 has 8 divisors (see below), whose sum is σ = 1277712. Its totient is φ = 1008000.

The previous prime is 1139993. The next prime is 1140091. The reversal of 1140007 is 7000411.

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 1140007 - 2¹¹ = 1137959 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 (1144007) 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, 994 + ... + 1807.

It is an arithmetic number, because the mean of its divisors is an integer number (159714).

2^1140007 is an apocalyptic number.

1140007 is a deficient number, since it is larger than the sum of its proper divisors (137705).

1140007 is a wasteful number, since it uses less digits than its factorization.

1140007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 1140007 is about 1067.7111032484. The cubic root of 1140007 is about 104.4646064978.

Adding to 1140007 its reverse (7000411), we get a palindrome (8140418).

The spelling of 1140007 in words is "one million, one hundred forty thousand, seven".