1027789235419 has 2 divisors, whose sum is σ = 1027789235420. Its totient is φ = 1027789235418.

The previous prime is 1027789235327. The next prime is 1027789235437. The reversal of 1027789235419 is 9145329877201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1027789235419 - 2¹¹ = 1027789233371 is a prime.

It is a super-2 number, since 2×1027789235419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1027789235479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513894617709 + 513894617710.

It is an arithmetic number, because the mean of its divisors is an integer number (513894617710).

Almost surely, 2^{1027789235419} is an apocalyptic number.

1027789235419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1027789235419 is an equidigital number, since it uses as much as digits as its factorization.

1027789235419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 58.

The spelling of 1027789235419 in words is "one trillion, twenty-seven billion, seven hundred eighty-nine million, two hundred thirty-five thousand, four hundred nineteen".