111368419 has 2 divisors, whose sum is σ = 111368420. Its totient is φ = 111368418.

The previous prime is 111368407. The next prime is 111368431. The reversal of 111368419 is 914863111.

It is a balanced prime because it is at equal distance from previous prime (111368407) and next prime (111368431).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111368419 is a prime.

It is a super-2 number, since 2×111368419² = 24805849501119122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111368119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55684209 + 55684210.

It is an arithmetic number, because the mean of its divisors is an integer number (55684210).

Almost surely, 2^111368419 is an apocalyptic number.

111368419 is a deficient number, since it is larger than the sum of its proper divisors (1).

111368419 is an equidigital number, since it uses as much as digits as its factorization.

111368419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 111368419 is about 10553.1236607935. The cubic root of 111368419 is about 481.1206728667.

The spelling of 111368419 in words is "one hundred eleven million, three hundred sixty-eight thousand, four hundred nineteen".