1421002104239 has 2 divisors, whose sum is σ = 1421002104240. Its totient is φ = 1421002104238.

The previous prime is 1421002104167. The next prime is 1421002104257. The reversal of 1421002104239 is 9324012001241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1421002104239 - 2¹² = 1421002100143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421002100239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710501052119 + 710501052120.

It is an arithmetic number, because the mean of its divisors is an integer number (710501052120).

Almost surely, 2^{1421002104239} is an apocalyptic number.

1421002104239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421002104239 is an equidigital number, since it uses as much as digits as its factorization.

1421002104239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 1421002104239 in words is "one trillion, four hundred twenty-one billion, two million, one hundred four thousand, two hundred thirty-nine".