1112905430 has 128 divisors (see below), whose sum is σ = 2616606720. Its totient is φ = 330946560.

The previous prime is 1112905429. The next prime is 1112905441. The reversal of 1112905430 is 345092111.

It is a super-2 number, since 2×1112905430² = 2477116992246969800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 1112905430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3302222 + ... + 3302558.

It is an arithmetic number, because the mean of its divisors is an integer number (20442240).

Almost surely, 2^1112905430 is an apocalyptic number.

1112905430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1112905430 is an abundant number, since it is smaller than the sum of its proper divisors (1503701290).

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

1112905430 is a wasteful number, since it uses less digits than its factorization.

1112905430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1112905430 is about 33360.2372593481. The cubic root of 1112905430 is about 1036.3014053985.

Adding to 1112905430 its reverse (345092111), we get a palindrome (1457997541).

The spelling of 1112905430 in words is "one billion, one hundred twelve million, nine hundred five thousand, four hundred thirty".