1098289221479 has 2 divisors, whose sum is σ = 1098289221480. Its totient is φ = 1098289221478.

The previous prime is 1098289221349. The next prime is 1098289221499. The reversal of 1098289221479 is 9741229828901.

It is a strong prime.

It is an emirp because it is prime and its reverse (9741229828901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1098289221479 - 2²⁰ = 1098288172903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098289221499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549144610739 + 549144610740.

It is an arithmetic number, because the mean of its divisors is an integer number (549144610740).

Almost surely, 2^{1098289221479} is an apocalyptic number.

1098289221479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098289221479 is an equidigital number, since it uses as much as digits as its factorization.

1098289221479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 1098289221479 in words is "one trillion, ninety-eight billion, two hundred eighty-nine million, two hundred twenty-one thousand, four hundred seventy-nine".