1105111242 has 32 divisors (see below), whose sum is σ = 2460015360. Its totient is φ = 367738560.

The previous prime is 1105111229. The next prime is 1105111261. The reversal of 1105111242 is 2421115011.

1105111242 is a `hidden beast` number, since 110 + 511 + 1 + 2 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14767 + ... + 49277.

It is an arithmetic number, because the mean of its divisors is an integer number (76875480).

Almost surely, 2^1105111242 is an apocalyptic number.

1105111242 is an abundant number, since it is smaller than the sum of its proper divisors (1354904118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1105111242 is a wasteful number, since it uses less digits than its factorization.

1105111242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35115 (or 35109 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 1105111242 is about 33243.2134728278. The cubic root of 1105111242 is about 1033.8765040501.

Adding to 1105111242 its reverse (2421115011), we get a palindrome (3526226253).

The spelling of 1105111242 in words is "one billion, one hundred five million, one hundred eleven thousand, two hundred forty-two".