1112543115 has 16 divisors (see below), whose sum is σ = 1780482816. Its totient is φ = 593218400.

The previous prime is 1112543101. The next prime is 1112543129. The reversal of 1112543115 is 5113452111.

It is an interprime number because it is at equal distance from previous prime (1112543101) and next prime (1112543129).

It is not a de Polignac number, because 1112543115 - 2⁵ = 1112543083 is a prime.

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, 118960 + ... + 127970.

It is an arithmetic number, because the mean of its divisors is an integer number (111280176).

Almost surely, 2^1112543115 is an apocalyptic number.

1112543115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1112543115 is a deficient number, since it is larger than the sum of its proper divisors (667939701).

1112543115 is an equidigital number, since it uses as much as digits as its factorization.

1112543115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17250.

The product of its digits is 600, while the sum is 24.

The square root of 1112543115 is about 33354.8064752293. The cubic root of 1112543115 is about 1036.1889345373.

Adding to 1112543115 its reverse (5113452111), we get a palindrome (6225995226).

The spelling of 1112543115 in words is "one billion, one hundred twelve million, five hundred forty-three thousand, one hundred fifteen".