1120111405 has 8 divisors (see below), whose sum is σ = 1536152832. Its totient is φ = 768076368.

The previous prime is 1120111393. The next prime is 1120111423. The reversal of 1120111405 is 5041110211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120111405 - 2⁵ = 1120111373 is a prime.

It is a super-2 number, since 2×1120111405² = 2509299119222148050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16001557 + ... + 16001626.

It is an arithmetic number, because the mean of its divisors is an integer number (192019104).

Almost surely, 2^1120111405 is an apocalyptic number.

It is an amenable number.

1120111405 is a deficient number, since it is larger than the sum of its proper divisors (416041427).

1120111405 is an equidigital number, since it uses as much as digits as its factorization.

1120111405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32003195.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1120111405 is about 33468.0654505157. The cubic root of 1120111405 is about 1038.5332519551.

Adding to 1120111405 its reverse (5041110211), we get a palindrome (6161221616).

The spelling of 1120111405 in words is "one billion, one hundred twenty million, one hundred eleven thousand, four hundred five".