1111040422 has 4 divisors (see below), whose sum is σ = 1666560636. Its totient is φ = 555520210.

The previous prime is 1111040401. The next prime is 1111040429. The reversal of 1111040422 is 2240401111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1111040396 and 1111040405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111040429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277760104 + ... + 277760107.

It is an arithmetic number, because the mean of its divisors is an integer number (416640159).

Almost surely, 2^1111040422 is an apocalyptic number.

1111040422 is a deficient number, since it is larger than the sum of its proper divisors (555520214).

1111040422 is an equidigital number, since it uses as much as digits as its factorization.

1111040422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555520213.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1111040422 is about 33332.2729798014. The cubic root of 1111040422 is about 1035.7222034351.

Adding to 1111040422 its reverse (2240401111), we get a palindrome (3351441533).

The spelling of 1111040422 in words is "one billion, one hundred eleven million, forty thousand, four hundred twenty-two".