19104249733 has 2 divisors, whose sum is σ = 19104249734. Its totient is φ = 19104249732.

The previous prime is 19104249727. The next prime is 19104249761. The reversal of 19104249733 is 33794240191.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18435665284 + 668584449 = 135778^2 + 25857^2 .

It is a cyclic number.

It is not a de Polignac number, because 19104249733 - 2⁹ = 19104249221 is a prime.

It is a super-4 number, since 4×19104249733⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19104249733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19104249763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9552124866 + 9552124867.

It is an arithmetic number, because the mean of its divisors is an integer number (9552124867).

Almost surely, 2^19104249733 is an apocalyptic number.

It is an amenable number.

19104249733 is a deficient number, since it is larger than the sum of its proper divisors (1).

19104249733 is an equidigital number, since it uses as much as digits as its factorization.

19104249733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 19104249733 in words is "nineteen billion, one hundred four million, two hundred forty-nine thousand, seven hundred thirty-three".