1420990438027 has 2 divisors, whose sum is σ = 1420990438028. Its totient is φ = 1420990438026.

The previous prime is 1420990437953. The next prime is 1420990438079. The reversal of 1420990438027 is 7208340990241.

It is a strong prime.

It is an emirp because it is prime and its reverse (7208340990241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1420990438027 - 2¹¹ = 1420990435979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420990438097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710495219013 + 710495219014.

It is an arithmetic number, because the mean of its divisors is an integer number (710495219014).

Almost surely, 2^{1420990438027} is an apocalyptic number.

1420990438027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420990438027 is an equidigital number, since it uses as much as digits as its factorization.

1420990438027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 1420990438027 in words is "one trillion, four hundred twenty billion, nine hundred ninety million, four hundred thirty-eight thousand, twenty-seven".