12019092493 has 2 divisors, whose sum is σ = 12019092494. Its totient is φ = 12019092492.

The previous prime is 12019092467. The next prime is 12019092509. The reversal of 12019092493 is 39429091021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10983668809 + 1035423684 = 104803^2 + 32178^2 .

It is an emirp because it is prime and its reverse (39429091021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12019092493 - 2⁵ = 12019092461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12019092433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6009546246 + 6009546247.

It is an arithmetic number, because the mean of its divisors is an integer number (6009546247).

Almost surely, 2^12019092493 is an apocalyptic number.

It is an amenable number.

12019092493 is a deficient number, since it is larger than the sum of its proper divisors (1).

12019092493 is an equidigital number, since it uses as much as digits as its factorization.

12019092493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 12019092493 in words is "twelve billion, nineteen million, ninety-two thousand, four hundred ninety-three".