1421342332147 has 2 divisors, whose sum is σ = 1421342332148. Its totient is φ = 1421342332146.

The previous prime is 1421342332117. The next prime is 1421342332159. The reversal of 1421342332147 is 7412332431241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1421342332147 - 2¹⁹ = 1421341807859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1421342332117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710671166073 + 710671166074.

It is an arithmetic number, because the mean of its divisors is an integer number (710671166074).

Almost surely, 2^{1421342332147} is an apocalyptic number.

1421342332147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421342332147 is an equidigital number, since it uses as much as digits as its factorization.

1421342332147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 37.

Adding to 1421342332147 its reverse (7412332431241), we get a palindrome (8833674763388).

The spelling of 1421342332147 in words is "one trillion, four hundred twenty-one billion, three hundred forty-two million, three hundred thirty-two thousand, one hundred forty-seven".