1422345453889 has 2 divisors, whose sum is σ = 1422345453890. Its totient is φ = 1422345453888.

The previous prime is 1422345453887. The next prime is 1422345453899. The reversal of 1422345453889 is 9883545432241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1359012698289 + 63332755600 = 1165767^2 + 251660^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422345453889 - 2¹ = 1422345453887 is a prime.

Together with 1422345453887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1422345453883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711172726944 + 711172726945.

It is an arithmetic number, because the mean of its divisors is an integer number (711172726945).

Almost surely, 2^{1422345453889} is an apocalyptic number.

It is an amenable number.

1422345453889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422345453889 is an equidigital number, since it uses as much as digits as its factorization.

1422345453889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33177600, while the sum is 58.

The spelling of 1422345453889 in words is "one trillion, four hundred twenty-two billion, three hundred forty-five million, four hundred fifty-three thousand, eight hundred eighty-nine".