1141671 has 4 divisors (see below), whose sum is σ = 1522232. Its totient is φ = 761112.

The previous prime is 1141667. The next prime is 1141717. The reversal of 1141671 is 1761411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1761411 = 3 ⋅587137.

It is not a de Polignac number, because 1141671 - 2² = 1141667 is a prime.

It is a D-number.

It is a Duffinian number.

1141671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190276 + ... + 190281.

It is an arithmetic number, because the mean of its divisors is an integer number (380558).

2^1141671 is an apocalyptic number.

1141671 is a deficient number, since it is larger than the sum of its proper divisors (380561).

1141671 is an equidigital number, since it uses as much as digits as its factorization.

1141671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380560.

The product of its digits is 168, while the sum is 21.

The square root of 1141671 is about 1068.4900561072. The cubic root of 1141671 is about 104.5154086998.

The spelling of 1141671 in words is "one million, one hundred forty-one thousand, six hundred seventy-one".