1125023 has 4 divisors (see below), whose sum is σ = 1143528. Its totient is φ = 1106520.

The previous prime is 1125017. The next prime is 1125029. The reversal of 1125023 is 3205211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1125017) and next prime (1125029).

It is a cyclic number.

It is not a de Polignac number, because 1125023 - 2¹⁰ = 1123999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1124989 and 1125007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9161 + ... + 9282.

It is an arithmetic number, because the mean of its divisors is an integer number (285882).

2^1125023 is an apocalyptic number.

1125023 is a deficient number, since it is larger than the sum of its proper divisors (18505).

1125023 is an equidigital number, since it uses as much as digits as its factorization.

1125023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18504.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 1125023 is about 1060.6710140284. The cubic root of 1125023 is about 104.0048999171.

The spelling of 1125023 in words is "one million, one hundred twenty-five thousand, twenty-three".