111214319 has 2 divisors, whose sum is σ = 111214320. Its totient is φ = 111214318.

The previous prime is 111214309. The next prime is 111214321. The reversal of 111214319 is 913412111.

It is a strong prime.

It is an emirp because it is prime and its reverse (913412111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111214319 - 2⁸ = 111214063 is a prime.

It is a super-2 number, since 2×111214319² = 24737249501267522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 111214321, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111214294 and 111214303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111214309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55607159 + 55607160.

It is an arithmetic number, because the mean of its divisors is an integer number (55607160).

Almost surely, 2^111214319 is an apocalyptic number.

111214319 is a deficient number, since it is larger than the sum of its proper divisors (1).

111214319 is an equidigital number, since it uses as much as digits as its factorization.

111214319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 23.

The square root of 111214319 is about 10545.8199776025. The cubic root of 111214319 is about 480.8986622383.

The spelling of 111214319 in words is "one hundred eleven million, two hundred fourteen thousand, three hundred nineteen".