1125441105 has 8 divisors (see below), whose sum is σ = 1800705792. Its totient is φ = 600235248.

The previous prime is 1125441101. The next prime is 1125441131. The reversal of 1125441105 is 5011445211.

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

It is not a de Polignac number, because 1125441105 - 2² = 1125441101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125441101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37514689 + ... + 37514718.

It is an arithmetic number, because the mean of its divisors is an integer number (225088224).

Almost surely, 2^1125441105 is an apocalyptic number.

1125441105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1125441105 is a deficient number, since it is larger than the sum of its proper divisors (675264687).

1125441105 is an equidigital number, since it uses as much as digits as its factorization.

1125441105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75029415.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1125441105 is about 33547.5946231619. The cubic root of 1125441105 is about 1040.1778249306.

Adding to 1125441105 its reverse (5011445211), we get a palindrome (6136886316).

The spelling of 1125441105 in words is "one billion, one hundred twenty-five million, four hundred forty-one thousand, one hundred five".