1125055 has 8 divisors (see below), whose sum is σ = 1396800. Its totient is φ = 868896.

The previous prime is 1125053. The next prime is 1125097. The reversal of 1125055 is 5505211.

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

It is a cyclic number.

It is not a de Polignac number, because 1125055 - 2¹ = 1125053 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125053) 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, 3735 + ... + 4024.

It is an arithmetic number, because the mean of its divisors is an integer number (174600).

2^1125055 is an apocalyptic number.

1125055 is a deficient number, since it is larger than the sum of its proper divisors (271745).

1125055 is an equidigital number, since it uses as much as digits as its factorization.

1125055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7793.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 1125055 is about 1060.6860987116. The cubic root of 1125055 is about 104.0058860081.

The spelling of 1125055 in words is "one million, one hundred twenty-five thousand, fifty-five".