1101125 has 16 divisors (see below), whose sum is σ = 1437696. Its totient is φ = 840400.

The previous prime is 1101109. The next prime is 1101127. The reversal of 1101125 is 5211011.

It is not a de Polignac number, because 1101125 - 2⁴ = 1101109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2684 + ... + 3066.

It is an arithmetic number, because the mean of its divisors is an integer number (89856).

2^1101125 is an apocalyptic number.

It is an amenable number.

1101125 is a deficient number, since it is larger than the sum of its proper divisors (336571).

1101125 is an equidigital number, since it uses as much as digits as its factorization.

1101125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 1101125 is about 1049.3450338187. The cubic root of 1101125 is about 103.2631909230.

Adding to 1101125 its reverse (5211011), we get a palindrome (6312136).

The spelling of 1101125 in words is "one million, one hundred one thousand, one hundred twenty-five".