1141547 has 8 divisors (see below), whose sum is σ = 1255152. Its totient is φ = 1029600.

The previous prime is 1141541. The next prime is 1141571. The reversal of 1141547 is 7451411.

It is a happy number.

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

It is not a de Polignac number, because 1141547 - 2⁴ = 1141531 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 (1141541) 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 7 ways as a sum of consecutive naturals, for example, 1397 + ... + 2057.

It is an arithmetic number, because the mean of its divisors is an integer number (156894).

2^1141547 is an apocalyptic number.

1141547 is a deficient number, since it is larger than the sum of its proper divisors (113605).

1141547 is a wasteful number, since it uses less digits than its factorization.

1141547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829.

The product of its digits is 560, while the sum is 23.

The square root of 1141547 is about 1068.4320287225. The cubic root of 1141547 is about 104.5116246617.

Adding to 1141547 its reverse (7451411), we get a palindrome (8592958).

It can be divided in two parts, 114 and 1547, that added together give a palindrome (1661).

The spelling of 1141547 in words is "one million, one hundred forty-one thousand, five hundred forty-seven".