1814419296091 has 2 divisors, whose sum is σ = 1814419296092. Its totient is φ = 1814419296090.

The previous prime is 1814419296089. The next prime is 1814419296121. The reversal of 1814419296091 is 1906929144181.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1814419296091 - 2¹ = 1814419296089 is a prime.

Together with 1814419296089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1814419296691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907209648045 + 907209648046.

It is an arithmetic number, because the mean of its divisors is an integer number (907209648046).

Almost surely, 2^{1814419296091} is an apocalyptic number.

1814419296091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1814419296091 is an equidigital number, since it uses as much as digits as its factorization.

1814419296091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 55.

The spelling of 1814419296091 in words is "one trillion, eight hundred fourteen billion, four hundred nineteen million, two hundred ninety-six thousand, ninety-one".