1416279289 has 2 divisors, whose sum is σ = 1416279290. Its totient is φ = 1416279288.

The previous prime is 1416279281. The next prime is 1416279317. The reversal of 1416279289 is 9829726141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 930738064 + 485541225 = 30508^2 + 22035^2 .

It is an emirp because it is prime and its reverse (9829726141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1416279289 - 2³ = 1416279281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1416279281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708139644 + 708139645.

It is an arithmetic number, because the mean of its divisors is an integer number (708139645).

Almost surely, 2^1416279289 is an apocalyptic number.

It is an amenable number.

1416279289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416279289 is an equidigital number, since it uses as much as digits as its factorization.

1416279289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 49.

The square root of 1416279289 is about 37633.4862722018. The cubic root of 1416279289 is about 1123.0083051952.

The spelling of 1416279289 in words is "one billion, four hundred sixteen million, two hundred seventy-nine thousand, two hundred eighty-nine".