1706123 has 4 divisors (see below), whose sum is σ = 1738368. Its totient is φ = 1673880.

The previous prime is 1706113. The next prime is 1706129. The reversal of 1706123 is 3216071.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3216071 = 29 ⋅110899.

It is a cyclic number.

It is not a de Polignac number, because 1706123 - 2¹⁴ = 1689739 is a prime.

It is a super-2 number, since 2×1706123² = 5821711382258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1706095 and 1706104.

It is not an unprimeable number, because it can be changed into a prime (1706129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16043 + ... + 16148.

It is an arithmetic number, because the mean of its divisors is an integer number (434592).

2^1706123 is an apocalyptic number.

1706123 is a deficient number, since it is larger than the sum of its proper divisors (32245).

1706123 is an equidigital number, since it uses as much as digits as its factorization.

1706123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32244.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1706123 is about 1306.1864338600. The cubic root of 1706123 is about 119.4914356940.

The spelling of 1706123 in words is "one million, seven hundred six thousand, one hundred twenty-three".