1421341040407 has 2 divisors, whose sum is σ = 1421341040408. Its totient is φ = 1421341040406.

The previous prime is 1421341040321. The next prime is 1421341040437. The reversal of 1421341040407 is 7040401431241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421341040407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421341040437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710670520203 + 710670520204.

It is an arithmetic number, because the mean of its divisors is an integer number (710670520204).

Almost surely, 2^{1421341040407} is an apocalyptic number.

1421341040407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421341040407 is an equidigital number, since it uses as much as digits as its factorization.

1421341040407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 1421341040407 its reverse (7040401431241), we get a palindrome (8461742471648).

The spelling of 1421341040407 in words is "one trillion, four hundred twenty-one billion, three hundred forty-one million, forty thousand, four hundred seven".