1214238561859 has 2 divisors, whose sum is σ = 1214238561860. Its totient is φ = 1214238561858.

The previous prime is 1214238561847. The next prime is 1214238561929. The reversal of 1214238561859 is 9581658324121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1214238561859 - 2¹¹ = 1214238559811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1214238561959) 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, 607119280929 + 607119280930.

It is an arithmetic number, because the mean of its divisors is an integer number (607119280930).

Almost surely, 2^{1214238561859} is an apocalyptic number.

1214238561859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214238561859 is an equidigital number, since it uses as much as digits as its factorization.

1214238561859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4147200, while the sum is 55.

The spelling of 1214238561859 in words is "one trillion, two hundred fourteen billion, two hundred thirty-eight million, five hundred sixty-one thousand, eight hundred fifty-nine".