1386123 has 4 divisors (see below), whose sum is σ = 1848168. Its totient is φ = 924080.

The previous prime is 1386097. The next prime is 1386139. The reversal of 1386123 is 3216831.

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

It is a cyclic number.

It is not a de Polignac number, because 1386123 - 2¹⁰ = 1385099 is a prime.

It is a super-2 number, since 2×1386123² = 3842673942258, which contains 22 as substring.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 1386093 and 1386102.

It is not an unprimeable number, because it can be changed into a prime (1386193) 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, 231018 + ... + 231023.

It is an arithmetic number, because the mean of its divisors is an integer number (462042).

2^1386123 is an apocalyptic number.

1386123 is a deficient number, since it is larger than the sum of its proper divisors (462045).

1386123 is an equidigital number, since it uses as much as digits as its factorization.

1386123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462044.

The product of its digits is 864, while the sum is 24.

The square root of 1386123 is about 1177.3372498991. The cubic root of 1386123 is about 111.4980460422.

The spelling of 1386123 in words is "one million, three hundred eighty-six thousand, one hundred twenty-three".