1113105558 has 32 divisors (see below), whose sum is σ = 2293736544. Its totient is φ = 359845632.

The previous prime is 1113105517. The next prime is 1113105577. The reversal of 1113105558 is 8555013111.

It is a super-3 number, since 3×1113105558³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

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, 62466 + ... + 78282.

It is an arithmetic number, because the mean of its divisors is an integer number (71679267).

Almost surely, 2^1113105558 is an apocalyptic number.

1113105558 is an abundant number, since it is smaller than the sum of its proper divisors (1180630986).

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

1113105558 is a wasteful number, since it uses less digits than its factorization.

1113105558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16176.

The product of its (nonzero) digits is 3000, while the sum is 30.

The square root of 1113105558 is about 33363.2366235652. The cubic root of 1113105558 is about 1036.3635192409.

Adding to 1113105558 its reverse (8555013111), we get a palindrome (9668118669).

The spelling of 1113105558 in words is "one billion, one hundred thirteen million, one hundred five thousand, five hundred fifty-eight".