111420067 has 6 divisors (see below), whose sum is σ = 122470124. Its totient is φ = 101290860.

The previous prime is 111420019. The next prime is 111420097. The reversal of 111420067 is 760024111.

It is not a de Polignac number, because 111420067 - 2²³ = 103031459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111420017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 460293 + ... + 460534.

Almost surely, 2^111420067 is an apocalyptic number.

111420067 is a deficient number, since it is larger than the sum of its proper divisors (11050057).

111420067 is an equidigital number, since it uses as much as digits as its factorization.

111420067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920849 (or 920838 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 111420067 is about 10555.5704251357. The cubic root of 111420067 is about 481.1950358996.

Adding to 111420067 its reverse (760024111), we get a palindrome (871444178).

The spelling of 111420067 in words is "one hundred eleven million, four hundred twenty thousand, sixty-seven".