111414321 has 24 divisors (see below), whose sum is σ = 165312576. Its totient is φ = 72277920.

The previous prime is 111414319. The next prime is 111414337. The reversal of 111414321 is 123414111.

It is not a de Polignac number, because 111414321 - 2¹ = 111414319 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 111414294 and 111414303.

It is not an unprimeable number, because it can be changed into a prime (111414301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61596 + ... + 63378.

It is an arithmetic number, because the mean of its divisors is an integer number (6888024).

Almost surely, 2^111414321 is an apocalyptic number.

It is an amenable number.

111414321 is a deficient number, since it is larger than the sum of its proper divisors (53898255).

111414321 is a wasteful number, since it uses less digits than its factorization.

111414321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973 (or 1970 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 111414321 is about 10555.2982430626. The cubic root of 111414321 is about 481.1867639181.

Adding to 111414321 its reverse (123414111), we get a palindrome (234828432).

The spelling of 111414321 in words is "one hundred eleven million, four hundred fourteen thousand, three hundred twenty-one".