1140141 has 4 divisors (see below), whose sum is σ = 1520192. Its totient is φ = 760092.

The previous prime is 1140137. The next prime is 1140143. The reversal of 1140141 is 1410411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1140141 - 2² = 1140137 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190021 + ... + 190026.

It is an arithmetic number, because the mean of its divisors is an integer number (380048).

2^1140141 is an apocalyptic number.

It is an amenable number.

1140141 is a deficient number, since it is larger than the sum of its proper divisors (380051).

1140141 is an equidigital number, since it uses as much as digits as its factorization.

1140141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380050.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1140141 is about 1067.7738524613. The cubic root of 1140141 is about 104.4686993700.

Adding to 1140141 its reverse (1410411), we get a palindrome (2550552).

The spelling of 1140141 in words is "one million, one hundred forty thousand, one hundred forty-one".