1322141 has 4 divisors (see below), whose sum is σ = 1399932. Its totient is φ = 1244352.

The previous prime is 1322137. The next prime is 1322143. The reversal of 1322141 is 1412231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 556516 + 765625 = 746^2 + 875^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322141 - 2² = 1322137 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 (1322143) 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, 38870 + ... + 38903.

It is an arithmetic number, because the mean of its divisors is an integer number (349983).

2^1322141 is an apocalyptic number.

It is an amenable number.

1322141 is a deficient number, since it is larger than the sum of its proper divisors (77791).

1322141 is an equidigital number, since it uses as much as digits as its factorization.

1322141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77790.

The product of its digits is 48, while the sum is 14.

The square root of 1322141 is about 1149.8439024494. The cubic root of 1322141 is about 109.7554069458.

Adding to 1322141 its reverse (1412231), we get a palindrome (2734372).

The spelling of 1322141 in words is "one million, three hundred twenty-two thousand, one hundred forty-one".