1140000 has 120 divisors (see below), whose sum is σ = 3936240. Its totient is φ = 288000.

The previous prime is 1139993. The next prime is 1140091. The reversal of 1140000 is 411.

1140000 is nontrivially palindromic in base 7.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 59991 + ... + 60009.

It is an arithmetic number, because the mean of its divisors is an integer number (32802).

2^1140000 is an apocalyptic number.

1140000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1968120).

1140000 is an abundant number, since it is smaller than the sum of its proper divisors (2796240).

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

1140000 is an equidigital number, since it uses as much as digits as its factorization.

1140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1140000 is about 1067.7078252031. The cubic root of 1140000 is about 104.4643926822.

Adding to 1140000 its reverse (411), we get a palindrome (1140411).

The spelling of 1140000 in words is "one million, one hundred forty thousand".