1141047 has 10 divisors (see below), whose sum is σ = 1704648. Its totient is φ = 760644.

The previous prime is 1141039. The next prime is 1141061. The reversal of 1141047 is 7401411.

It is not a de Polignac number, because 1141047 - 2³ = 1141039 is a prime.

1141047 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141027) 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 9 ways as a sum of consecutive naturals, for example, 6963 + ... + 7124.

2^1141047 is an apocalyptic number.

1141047 is a deficient number, since it is larger than the sum of its proper divisors (563601).

1141047 is an equidigital number, since it uses as much as digits as its factorization.

1141047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14099 (or 14090 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 1141047 is about 1068.1980153511. The cubic root of 1141047 is about 104.4963636625.

Adding to 1141047 its reverse (7401411), we get a palindrome (8542458).

The spelling of 1141047 in words is "one million, one hundred forty-one thousand, forty-seven".