123675 has 24 divisors (see below), whose sum is σ = 218736. Its totient is φ = 61440.

The previous prime is 123667. The next prime is 123677. The reversal of 123675 is 576321.

It is not a de Polignac number, because 123675 - 2³ = 123667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123677) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1227 + ... + 1323.

It is an arithmetic number, because the mean of its divisors is an integer number (9114).

2¹²³⁶⁷⁵ is an apocalyptic number.

123675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123675 is a deficient number, since it is larger than the sum of its proper divisors (95061).

123675 is a wasteful number, since it uses less digits than its factorization.

123675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 122 counting only the distinct ones).

The product of its digits is 1260, while the sum is 24.

The square root of 123675 is about 351.6745654721. The cubic root of 123675 is about 49.8227054090.

Adding to 123675 its reverse (576321), we get a palindrome (699996).

It can be divided in two parts, 12 and 3675, that multiplied together give a square (44100 = 210²).

The spelling of 123675 in words is "one hundred twenty-three thousand, six hundred seventy-five".