111421414 has 32 divisors (see below), whose sum is σ = 183708000. Its totient is φ = 50375424.

The previous prime is 111421411. The next prime is 111421447. The reversal of 111421414 is 414124111.

It is a junction number, because it is equal to n+sod(n) for n = 111421391 and 111421400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111421411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414072 + ... + 414340.

It is an arithmetic number, because the mean of its divisors is an integer number (5740875).

Almost surely, 2^111421414 is an apocalyptic number.

111421414 is a deficient number, since it is larger than the sum of its proper divisors (72286586).

111421414 is a wasteful number, since it uses less digits than its factorization.

111421414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552.

The product of its digits is 128, while the sum is 19.

The square root of 111421414 is about 10555.6342301162. The cubic root of 111421414 is about 481.1969750090.

Adding to 111421414 its reverse (414124111), we get a palindrome (525545525).

The spelling of 111421414 in words is "one hundred eleven million, four hundred twenty-one thousand, four hundred fourteen".