1994014111 has 2 divisors, whose sum is σ = 1994014112. Its totient is φ = 1994014110.

The previous prime is 1994014097. The next prime is 1994014153. The reversal of 1994014111 is 1114104991.

It is a weak prime.

It is an emirp because it is prime and its reverse (1114104991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1994014111 - 2¹¹ = 1994012063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1994014511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997007055 + 997007056.

It is an arithmetic number, because the mean of its divisors is an integer number (997007056).

Almost surely, 2^1994014111 is an apocalyptic number.

1994014111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1994014111 is an equidigital number, since it uses as much as digits as its factorization.

1994014111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 1994014111 is about 44654.3851262113. The cubic root of 1994014111 is about 1258.6628358783.

The spelling of 1994014111 in words is "one billion, nine hundred ninety-four million, fourteen thousand, one hundred eleven".