1414144889 has 2 divisors, whose sum is σ = 1414144890. Its totient is φ = 1414144888.

The previous prime is 1414144877. The next prime is 1414144891. The reversal of 1414144889 is 9884414141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1374555625 + 39589264 = 37075^2 + 6292^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1414144889 is a prime.

Together with 1414144891, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1414144819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707072444 + 707072445.

It is an arithmetic number, because the mean of its divisors is an integer number (707072445).

Almost surely, 2^1414144889 is an apocalyptic number.

It is an amenable number.

1414144889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1414144889 is an equidigital number, since it uses as much as digits as its factorization.

1414144889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 147456, while the sum is 44.

The square root of 1414144889 is about 37605.1178564833. The cubic root of 1414144889 is about 1122.4438793178.

The spelling of 1414144889 in words is "one billion, four hundred fourteen million, one hundred forty-four thousand, eight hundred eighty-nine".