1421341 has 4 divisors (see below), whose sum is σ = 1436092. Its totient is φ = 1406592.

The previous prime is 1421339. The next prime is 1421351. The reversal of 1421341 is 1431241.

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 910116 + 511225 = 954^2 + 715^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421341 - 2¹ = 1421339 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 (1421351) 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, 7230 + ... + 7423.

It is an arithmetic number, because the mean of its divisors is an integer number (359023).

2^1421341 is an apocalyptic number.

It is an amenable number.

1421341 is a deficient number, since it is larger than the sum of its proper divisors (14751).

1421341 is an equidigital number, since it uses as much as digits as its factorization.

1421341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14750.

The product of its digits is 96, while the sum is 16.

The square root of 1421341 is about 1192.2000671028. The cubic root of 1421341 is about 112.4344572954.

Adding to 1421341 its reverse (1431241), we get a palindrome (2852582).

The spelling of 1421341 in words is "one million, four hundred twenty-one thousand, three hundred forty-one".